Packages: 101
Sample type: Air/Work environment
Analysis type: Particles/asbestos, Mold and dry rot fungus, Elements, Organic compounds, Microbiology, Other analyses, Combination packages, Contaminants

Particles/asbestos / Air/Work environment

Analysis of substance: Report limit:
fibers 1 0.01 fibre/cm3

Asbestos in air - Limits according to The Norwegian Labour Inspection Authority [A-2a-SANERING]

Package info

Price: 2.130 NOK / sample
Std. response time: 5 work days
Fastest response time: Sameday
Discount group: 1
Sample type: Air/Work environment
Analysis type: Particles/asbestos
Sample amount: 600 L
Container: Polycarbonate filter in monitor for SEM, 25 mm
Method: ISO 14966
Express: Yes, Fastest delivery sameday ekspress: 300% addition, 09.00: 200%, 1d: 100%, 2d: 75%, 3d: 50%, 4d: 30%, 5d: 20%
Accreditation: Yes
Remarks: Se instruks for prøvetaking av abest i luft:
INSTRUKS
Notify which fiber types are expected in the sample. Regarding asbestos, the asbestos type is identified. The reported value is a sum of all fibres in the sample
Price is for analysis. Additional price for filter.
Lab: ALS Oslo
1 The detection limit changes with the sample volume. Filters with larger diameter has a higher detection limit and are used only when there is much dust in the air
The method is accredited for the filter size Polycarbonate plates for SEM, 25 mm. Other filter sizes give unaccredited results.
Analysis of substance: Report limit:

Particle determination, quantitative, on filter samples (concentration, size and type) [A-4a]

Package info

Price: 4.240 NOK / sample
Std. response time: 10 work days
Fastest response time: 1 work day
Discount group: 5
Sample type: Air/Work environment
Analysis type: Particles/asbestos
Sample amount: Recommended volume 500-1500 liters
Container: Polycarbonate filter in monitor for SEM, 25 mm
Method: SEM
Express: Yes, Fastest delivery 1 workday, 100% addition. 2 days: 75%, 3 days: 50%
Accreditation: No
Remarks: The detection limit changes with the sample volume. Filters with larger diameter has a higher detection limit and are used only when there is much dust in the air
The analysis identifies what type of particles are present and at which size. The amount >1µm and <1µm are being calculated
See instructions for sampling with glass fiber filter and XAD-2 tube:
INSTRUCTIONS
Lab: ALS Stockholm
Analysis of substance: Report limit:

Particle determination, qualitative, in material samples or on tape (identification of different particle types) [A-4b]

Package info

Price: 3.100 NOK / sample
Std. response time: 10 work days
Discount group: 5
Sample type: Air/Work environment
Analysis type: Particles/asbestos
Sample amount: 5-10 cm
Container: ALS Sampling tape
Method: In-house method, SEM
Express: Yes
Accreditation: No
Remarks: The analysis is qualitative and is used to identify what particle types are presenr in dust (or material). The particles are divided into groups depending on their composition. This can be used to look for certain particles or find out the origin.
Lab: ALS Stockholm
Analysis of substance: Report limit:
<1 µm %
1-2 µm %
2-5 µm %
5-10 µm %
10-20 µm %
>20 µm %

Particle size distribution [A-4c]

Package info

Price: 3.190 NOK / sample
Std. response time: 10 work days
Fastest response time: 1 work day
Discount group: 5
Sample type: Air/Work environment
Analysis type: Particles/asbestos
Express: Yes, Fastest delivery 1 workday, 100% addition. 2 days: 75%, 3 days: 50%
Accreditation: No
Remarks: The analysis is for particles in size generally being between >0.1 och <100 µm. For particle sizes outside this area other analysis are needed. The results are presented in table both in amount% and weight%
See instructions for sampling with XAD-2 tubes in air:
INSTRUCTIONS
See instructions for sampling with glass fiber filter and XAD-2 tube:
INSTRUCTIONS
Lab: ALS Stockholm
Analysis of substance: Report limit:
Volume (non accredited) m3
Dust weight 0.1 mg
Dust weight, calculated mg/m3

Total dust (total dust, respirable or inhalable), excl. filter [A-4d]

Package info

Price: 440 NOK / sample
Std. response time: 10 work days
Discount group: 5
Sample type: Air/Work environment
Analysis type: Particles/asbestos
Sample amount: 1 pc.
Container: Mixed cellulose 0.8 µm (total dust filter), 25 alt. 37 mm, weight [A-4d]
Express: No
Accreditation: No
Remarks: Lab: ALS Stockholm

Visa alla 23 particles/asbestos

Mold and dry rot fungus / Air/Work environment

Analysis of substance: Report limit:
Spores 7 fibres/mm^2

Mold- and spore content on filter [A-3g]

Package info

Price: 1.820 NOK / sample
Std. response time: 10 work days
Fastest response time: 1 work day
Discount group: 5
Sample type: Air/Work environment
Analysis type: Mold and dry rot fungus
Sample amount: Recommended volume 500-1500 liters
Container: Polycarbonate filter in monitor for SEM, 25 mm
Method: SEM
Express: Yes, Fastest delivery 1 workday, 100% addition. 2 days: 75%, 3 days: 50%
Accreditation: No
Remarks: The detection limit changes with the sample volume. Filters with larger diameter has a higher detection limit and are used only when there is much dust in the air
The analysis can only be used to find out if there are spores in the air, not to specify the spores.
See instructions for sampling with glass fiber filter and XAD-2 tube:
INSTRUCTIONS
Lab: ALS Stockholm

Elements / Air/Work environment

Analysis of substance: Report limit:
Hg, mercury 0.02 µg total

Mercury (Hg) on adsorption tubes [A-6c]

Package info

Price: 925 NOK / sample
Std. response time: 10 work days
Discount group: 5
Sample type: Air/Work environment
Analysis type: Elements
Accreditation: Yes
Instruction: Sampling volume: 2 liters/min for 2 hours
Remarks: See instructions for sampling with XAD-2 tubes in air:
INSTRUCTIONS
See instructions for sampling with glass fiber filter and XAD-2 tube:
INSTRUCTIONS
Lab: ALS Luleå
Analysis of substance: Report limit:
Cr(VI), Cr6+ 0.25 µg total

Cr(VI) on filter [Cr6-F]

Package info

Price: 960 NOK / sample
Std. response time: 10 work days
Discount group: 5
Sample type: Air/Work environment
Analysis type: Elements
Method: EPA 425, ISO 16740
Express: No
Accreditation: Yes
Remarks: Se instruks for prøvetaking av inhalerbart støv for Cr6:
INSTRUKS
Lab: ALS CZ
Analysis of substance: Report limit:
Al 0.5 µg total
Ba 0.03 µg total
B 0.5 µg total
Fe 1 µg total
Li 0.02 µg total
Mo 0.02 µg total
P 10 µg total
K 50 µg total
Se 2.4 µg total
Na (sodium) 10 µg total
S 50 µg total
Te, Tellurium 0.2 µg total
Ti 0.02 µg total
Sn 0.1 µg total
Zn, zink 1 µg total
W 0.04 µg total

Metals in quartz fiber filter, additional elements[M-10-ADD]

Package info

Price: 1.820 NOK / sample
Std. response time: 10 work days
Fastest response time: 1 work day
Discount group: 1
Sample type: Air/Work environment
Analysis type: Elements
Method: SS-EN 14385:2004 mod. Digestion: The filter is digested by HNO3/HF/H2O2 in closed teflon vessels in microwave.
Express: Yes, Fastest delivery 1 workday, 100% addition. 2 days: 75%, 3 days: 50%
Accreditation: No
Remarks: See instructions for sampling with glass fiber filter and XAD-2 tube:
INSTRUCTIONS
Price for first element: 550 kroner
Price for each additional element 210 kroner
Lab: ALS Luleå
Analysis of substance: Report limit:
Al 0.1 µg total
antimony (Sb) 0.0005 µg total
As, arsenic 0.005 µg total
Ba 0.01 µg total
Be 0.0005 µg total
B 1 µg total
Cd, cadmium 0.0005 µg total
Ca 2 µg total
Cs, cesium 0.0005 µg total
Cr, chromium 0.01 µg total
Co 0.0005 µg total
Cu, copper 0.02 µg total
Fe 0.2 µg total
Pb, lead 0.001 µg total
Li 0.01 µg total
Mg 0.1 µg total
Mn 0.005 µg total
Hg, mercury 0.001 µg total
Mo 0.0005 µg total
Ni, nickel 0.005 µg total
P 0.2 µg total
Pt, Platinum 0.0005 µg total
K 50 µg total
Se 0.01 µg total
Si 20 µg total
Ag 0.02 µg total
Na (sodium) 5 µg total
Sr 0.5 µg total
S 2 µg total
Tl 0.0005 µg total
Th 0.0005 µg total
Sn 0.005 µg total
Ti 0.02 µg total
W 0.0005 µg total
U 0.0005 µg total
V 0.001 µg total
Zn, zink 0.5 µg total
Zr 0.01 µg total

A-6-ADD Supplementary analytes

Package info

Price: 6.670 NOK / sample
Std. response time: 10 work days
Discount group: 5
Sample type: Air/Work environment
Analysis type: Elements
Accreditation: No
Remarks: Price for individual elements: 750 NOK, then 250 NOK per element.
See instructions for sampling with glass fiber filter and XAD-2 tube:
INSTRUCTIONS
Lab: ALS Luleå
Analysis of substance: Report limit:
Hg, mercury

Mercury, Hg (low LOR) on absorption tubes [A-6c-low Mercury]

Package info

Price: 1.070 NOK / sample
Std. response time: 10 work days
Fastest response time: 1 work day
Discount group: 5
Sample type: Air/Work environment
Analysis type: Elements
Express: Yes, Fastest delivery 1 workday, 100% addition. 2 days: 75%, 3 days: 50%
Accreditation: Yes
Remarks: See instructions for sampling with XAD-2 tubes in air:
INSTRUCTIONS
See instructions for sampling with glass fiber filter and XAD-2 tube:
INSTRUCTIONS
Lab: ALS Luleå

Visa alla 8 elements

Organic compounds / Air/Work environment

Analysis of substance: Report limit:
dichloromethane 0.2 µg total
1,1-dichloroethane 0.2 µg total
1,2-dichloroethane 0.2 µg total
1,1-dichloroethene 0.2 µg total
cis/trans-1,2-dichloroethene 0.2 µg total
1,2-dichloropropane 0.2 µg total
trichloromethane 0.2 µg total
tetrachloromethane 0.2 µg total
1,1,1-trichloroethane 0.2 µg total
1,1,2-trichloroethane 0.2 µg total

Chlorinated aliphatics in adsorption tubes [Menu A1]

Package info

Price: 2.245 NOK / sample
Std. response time: 10 work days
Fastest response time: 5 work days
Discount group: 5
Sample type: Air/Work environment
Analysis type: Organic compounds
Method: VDI 3865-3 (CS2-Ekstrakt, GC-MSD): 1998-06
Express: Yes, Fastest delivery 5 workdays, 100% addition.
Accreditation: Yes
Remarks: The analysis uses coal tubes and active sampling
See instructions for sampling with a low-flow adapter:
INSTRUCTIONS
Lab: GBA
Analysis of substance: Report limit:
benzene 0.2 µg total
toluene 0.2 µg total
ethylbenzene 0.2 µg total
o-xylen 0.2 µg total
m/p-xylene 0.2 µg total

Aromatics in adsorption tubes [Menu A3]

Package info

Price: 2.850 NOK / sample
Std. response time: 10 work days
Discount group: 5
Sample type: Air/Work environment
Analysis type: Organic compounds
Sample amount: 1 coal tube
Method: in-house method, NIOSH.
Express: No
Accreditation: Yes
Instruction: Instruction in Norwegian for sampling air with pump:
INSTRUKS
Remarks: Sample with SKC 226-01, flow 200 ml/min
See instructions for sampling with SKC AirChek Touch:
INSTRUCTIONS
See instructions for sampling with a low-flow adapter:
INSTRUCTIONS
Lab: ALS CZ
Analysis of substance: Report limit:
n-hexane 0.5 µg total
n-heptane 0.2 µg total
n-octane 0.2 µg total
n-nonane 0.2 µg total
n-decane 0.2 µg total
n-undecane 0.2 µg total
n-dodecane 0.2 µg total
fraction >C6-C7 2.0 µg total
fraction >C7-C8 2.0 µg total
fraction >C8-C9 2.0 µg total
fraction >C9-C10 2.0 µg total
fraction >C10-C11 2.0 µg total
fraction >C11-C12 2.0 µg total
fraction >C12-C13 2.0 µg total

Aliphatics in adsorption tubes [Menu A4]

Package info

Price: 2.010 NOK / sample
Std. response time: 10 work days
Discount group: 5
Sample type: Air/Work environment
Analysis type: Organic compounds
Sample amount: 1 coal tube
Method: In-house method, CS2-extract, GC-MSD
Express: No
Accreditation: Yes
Instruction: Instruction in Norwegian for sampling air with pump:
INSTRUKS
Remarks: Måleusikkerhet (MU) 15 %
See instructions for sampling with a low-flow adapter:
INSTRUCTIONS
Lab: ALS CZ
Analysis of substance: Report limit:
ethanol 0.2-9 µg total
1-propanol 0.2-9 µg total
2-propanol (Isopropanol) 0.2-9 µg total
1-butanol 0.2-9 µg total
2-butanol 0.2-9 µg total
ethylacetate 0.2-9 µg total
vinyl acetate 0.2-9 µg total
n-butyl acetate 0.2-9 µg total
isobutyl acetate 0.2-9 µg total
acetone 0.2-9 µg total
methylethyl ketone (MEK) 0.2-9 µg total
4-methyl-2-pentanone (MIBK) 0.2-9 µg total
cyclohexanone 0.2-9 µg total
benzene 0.2-9 µg total
toluene 0.2-9 µg total
ethylbenzene 0.2-9 µg total
sum of xylenes
styrene 0.2-9 µg total

Volatile organic compounds in adsorbtion tubes [Menu A5]

Package info

Price: 1.520 NOK / sample
Std. response time: 10 work days
Discount group: 5
Sample type: Air/Work environment
Analysis type: Organic compounds
Method: VDI 3865-3 (CS2-Ekstrakt, GC-MSD): 1998-06 and CS2-Ekstrakt, GC-MSD
Express: No
Accreditation: Yes
Remarks: See instructions for sampling with a low-flow adapter:
INSTRUCTIONS
Lab: GBA
Analysis of substance: Report limit:
Aromatics >C8-C10 5000 µg/m3
fraction >C6-C7 1000 µg/m3
fraction >C7-C8 1000 µg/m3
fraction >C8-C9 1000 µg/m3
fraction >C9-C10 1000 µg/m3
fraction >C10-C11 1000 µg/m3
fraction >C11-C12 1000 µg/m3
fraction >C12-C13 1000 µg/m3
n-pentane 500 µg/m3
n-hexane 200 µg/m3
n-heptane 100 µg/m3
n-octane 100 µg/m3
n-nonane 100 µg/m3
n-decane 100 µg/m3
n-undecane 100 µg/m3
n-dodecane 100 µg/m3
n-tetradecane 100 µg/m3
n-tridecane 100 µg/m3
n-hexadecane 100 µg/m3
1,2,3-trimethylbenzene 100 µg/m3
1,2,4-trimethylbenzene 100 µg/m3
1,3,5-trimethylbenzene (mesitylene) 100 µg/m3
1,2,4,5-tetramethylbenzene 100 µg/m3
2-ethyltoluene 100 µg/m3
3-ethyltoluene 100 µg/m3
4-ethyltoluene 100 µg/m3
4-phenylcyclohexene 100 µg/m3
p-isopropyl toluene 100 µg/m3
sec-butylbenzene 100 µg/m3
styrene 100 µg/m3
tert-butylbenzene 100 µg/m3
n-butylbenzene 100 µg/m3
n-propylbenzene 100 µg/m3
benzene 50 µg/m3
toluene 50 µg/m3
ethylbenzene 50 µg/m3
o-xylen 50 µg/m3
m/p-xylene 50 µg/m3
3-carene 100 µg/m3
alpha-pinene 100 µg/m3
beta-pinene 100 µg/m3
alfa-terpinene 100 µg/m3
limonene 200 µg/m3
1,1,1,2-tetrachloroethane 100 µg/m3
1,1,1-trichloroethane 100 µg/m3
1,1,2,2-tetrachloroethane 100 µg/m3
1,1,2-trichloroethane 100 µg/m3
1,1-dichloroethane 100 µg/m3
1,1-dichloro-1-propene 100 µg/m3
1,2,3-trichloropropane 100 µg/m3
1,1-dichloroethene 100 µg/m3
1,2-dibromo-3-chloropropane 100 µg/m3
1,2-dibromoethane 100 µg/m3
1,2-dichloroethane 100 µg/m3
1,2-dichlorobenzene 100 µg/m3
1,2-dichloropropane 100 µg/m3
1,3-dichlorobenzene 100 µg/m3
1,3-dichloropropane 100 µg/m3
1,4-dichlorobenzene 100 µg/m3
1,2,3-trichlorobenzene 100 µg/m3
1,2,4-trichlorobenzene 100 µg/m3
2,2-dichloropropane 100 µg/m3
2-chlorotoluene 100 µg/m3
4-chlorotoluene 100 µg/m3
bromobenzene 100 µg/m3
tribromomethane (bromoform) 100 µg/m3
bromochloromethane 100 µg/m3
bromodichloromethane 100 µg/m3
bromomethane 100 µg/m3
chloroethane 100 µg/m3
chloromethane 100 µg/m3
cis-1,2-dichloroethene 100 µg/m3
cis-1,3-dichloro-1-propene 100 µg/m3
dibromochloromethane 100 µg/m3
dibromomethane 100 µg/m3
dichlorodifluoromethane 100 µg/m3
dichloromethane 100 µg/m3
hexachlorobutadiene (HCB) 100 µg/m3
chlorobenzene 100 µg/m3
tetrachloroethene 100 µg/m3
tetrachloromethane 100 µg/m3
trans-1,2-dichloroethene 100 µg/m3
trans-1,3-dichloro-1-propene 100 µg/m3
trichloroethene 100 µg/m3
trichlorofluoromethane 100 µg/m3
trichloromethane 100 µg/m3
vinylchloride µg/m3
2-Butanone 100 µg/m3
hexanal 100 µg/m3
acetone 100 µg/m3
cyclohexanone 100 µg/m3
4-methyl-2-pentanone (MIBK) 100 µg/m3
1,4-dichlorobenzene 100 µg/m3
2-methylhexane 100 µg/m3
4-phenylcyclohexene 100 µg/m3
cyclohexane 100 µg/m3
isooctane 100 µg/m3
methyl-tert-butylether (MTBE) 100 µg/m3
ETBE 100 µg/m3
2-ethyl-1-hexanol 100 µg/m3
2-methyl-1-butanol 100 µg/m3
isobutanol 100 µg/m3
1-propanol 100 µg/m3
1-butanol 100 µg/m3
2-butanol 200 µg/m3
2-propanol (Isopropanol) 100 µg/m3
ethanol 1000 µg/m3
isobutyl acetate 200 µg/m3
n-butyl acetate 200 µg/m3
tert-butyl acetate 100 µg/m3
ethylacetate 200 µg/m3
vinyl acetate 100 µg/m3
naphthalene 1000 µg/m3

Aromatics and halogenated volatile compounds (VOC) in air samples, large package (96 compounds) [Menu A7]

Package info

Price: 4.240 NOK / sample
Std. response time: 10 work days
Discount group: 5
Sample type: Air/Work environment
Analysis type: Organic compounds
Sample amount: 1 coal tube
Method: NIOSH
Express: No
Accreditation: Yes
Instruction: Instruction in Norwegian for sampling air with pump:
INSTRUKS
Remarks: See instructions for sampling with a low-flow adapter:
INSTRUCTIONS
Lab: ALS CZ

Visa alla 59 organic compounds

Microbiology / Air/Work environment

Analysis of substance: Report limit:
Yeast 1 CFU/dish
Moulds 1 CFU/dish

Mould and yeast by settle plate

Package info

Price: 165 NOK / sample
Std. response time: 8 work days
Discount group: 1
Sample type: Air/Work environment
Analysis type: Microbiology
Accreditation: No
Instruction: Expose agar plate for air in 15 minutes
Remarks: Contact us for agar plates
This results only gives a quantification of mould spores. If you are interested in a heftier air analysis, contact us
Store cool after sampling, should be delivered within 48 hours.
Lab: ALS Oslo

Other analyses / Air/Work environment

Analysis of substance: Report limit:
sulfur dioxide µg total

Sulphur dioxide (SO2) by IC - absorption solution

Package info

Price: 530 NOK / sample
Std. response time: 10 work days
Fastest response time: 2 work days
Discount group: 1
Sample type: Air/Work environment
Analysis type: Other analyses
Sample amount: 100 ml
Method: CSN EN 1911, STN ISO 15713, CSN EN 14791, CSN EN ISO 10304-1
Express: Yes, Fastest delivery 2 workdays, 100% addition. 3 days: 75%, 4 days 50%
Accreditation: Yes
Remarks: See instructions for sampling with XAD-2 tubes in air:
INSTRUCTIONS
See instructions for sampling with glass fiber filter and XAD-2 tube:
INSTRUCTIONS
Lab: ALS CZ
Analysis of substance: Report limit:
Attached special report

Respirable dust on filter (cyclone extraction)

Package info

Price: 660 NOK / sample
Std. response time: 15 work days
Discount group: 1
Sample type: Air/Work environment
Analysis type: Other analyses
Container: PVC-filter 37 mm MW
Method: NIOSH 0500
Accreditation: No
Remarks: See instructions for sampling with glass fiber filter and XAD-2 tube:
INSTRUCTIONS
Lab: ALS Salt Lake City
Analysis of substance: Report limit:
Air volume m3
Total Inhalable Dust Fraction mg
Total Inhalable Dust Fraction mg/m3
Silica µg/filter
Silica mg/m3
All shift Average mg/m3

Total dust by gravimetry (mg tot) + calculation (mg/m3) - working environment

Package info

Price: 1.650 NOK / sample
Std. response time: 10 work days
Discount group: 1
Sample type: Air/Work environment
Analysis type: Other analyses
Container: Mix. cellulose Membranfilter 37 or 25 mm weighed
Method: Suite
Remarks: See instructions for sampling with XAD-2 tubes in air:
INSTRUCTIONS
See instructions for sampling with glass fiber filter and XAD-2 tube:
INSTRUCTIONS
Lab: ALS CZ
Analysis of substance: Report limit:
hydrogen sulfide (H2S) 0.01 mg/sample

Hydrogen sulphide (H2S) by photometry - Absorption solution

Package info

Price: 1.100 NOK / sample
Std. response time: 10 work days
Discount group: 1
Sample type: Air/Work environment
Analysis type: Other analyses
Sample amount: 100 ml
Container: Plastic
Method: CSN 83 0520-16:1978, CSN 83 0530-31:1980, CSN 83 4712 Nr. 3
Remarks: See instructions for sampling with XAD-2 tubes in air:
INSTRUCTIONS
See instructions for sampling with glass fiber filter and XAD-2 tube:
INSTRUCTIONS
Lab: ALS CZ
Analysis of substance: Report limit:
hydrogen sulfide (H2S) 0.01 mg/sample

Hydrogen sulphide (H2S) by photometry - Absorption solution - blank

Package info

Price: 1.100 NOK / sample
Std. response time: 10 work days
Discount group: 1
Sample type: Air/Work environment
Analysis type: Other analyses
Sample amount: 100 ml
Container: Plastic
Method: CSN 83 0520-16:1978, CSN 83 0530-31:1980, CSN 83 4712 Nr. 3
Remarks: See instructions for sampling with XAD-2 tubes in air:
INSTRUCTIONS
See instructions for sampling with glass fiber filter and XAD-2 tube:
INSTRUCTIONS
Lab: ALS CZ

Visa alla 6 other analyses

Combination packages / Air/Work environment

Analysis of substance: Report limit:
Attached special report

Metals (25 Metals) and respirable dust on filter

Package info

Price: 1.930 NOK / sample
Std. response time: 15 work days
Discount group: 1
Sample type: Air/Work environment
Analysis type: Combination packages
Container: PVC-filter 37 mm MW
Method: Suite
Accreditation: No
Remarks: See instructions for sampling with glass fiber filter and XAD-2 tube:
INSTRUCTIONS
Lab: ALS Salt Lake City

Contaminants / Air/Work environment

Analysis of substance: Report limit:
Hydrogen peroxide 5 µg/sample

Hydrogen peroxide in air

Package info

Price: 3.630 NOK / sample
Std. response time: 10 work days
Fastest response time: 4 work days
Discount group: 1
Sample type: Air/Work environment
Analysis type: Contaminants
Container: 25 mm quartz filter
Method: OSHA 1019
Express: Yes, Fastest delivery 4 workdays, 100% addition. 5 days: 75%, 6 days 50%
Accreditation: Yes
Remarks: Filters that are sent needs to be cool before and after sampling. Should be stored in the dark
Lab: ALS Salt Lake City

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