Thermo Scientific · NERL Diagnostics Products 

Certificate of Analysis

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Reagent Grade Water, USP/NF and CAP/CLSI CLRW
CAS 7732-18-5  M.W. 18.02

Product:  9800-3 Release Date:  12/22/2008
Lot:  SAMPLE Expiration Date:  12-2009

ComponentDataSpecification 
Ammonia (ppm)<0.3< 0.3
Bacteriological Purity (CFU/mL)<1< 10
CalciumPass/ClearPass/Clear
Carbon DioxidePass/ClearPass/Clear
Chloride (ppm)<0.5< 0.5
Coliforms (per Liter)<1< 1
Copper (ppm)<1< 1
Heavy Metal (ppm)<0.01< 0.01
pH*5.25.0 to 7.0
Iron (ppm)<1< 1
Conductivity* (umhos/cm)0.1≤ 2.0
Silicates (ppm)<0.01< 0.01
Sodium (ppm)<0.1< 0.1
Total Organic Carbon * (mg C/L)0.37< 0.5
Organics**Passes TestPasses Test
SulfatePass/ClearPass/Clear
Volatile OrganicsPassPasses Test
Resistivity* (megohm-cm)17.7≥ 10


*Meets stated values at the time of manufacture.

**Substance reduction by KMnO4, USP Method.

Over 45 additional trihalomethanes and volatile organics are assayed. For a list of these substances, click here.

Prepared typically at 18 megohm-cm specific resistance using reverse osmosis, mixed bed deionization, activated carbon filtration, and 0.22 micron filtration.


Donna Peckham
Quality Assurance
Date: 12/22/2008

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