Certificate of Analysis
ChemPure Brand Chemicals
39103 Warren Road
Westland, MI 48185
PH: 734-729-1805
support@chempurebrand.com
Water, ACS Reagent Grade, ASTM Type I, ASTM Type II
Date Packaged: 02/17/2021
Expiration Date: 08/06/2022
Lot Number: 4102H60
Product Number: CP-0204
This product is manufactured by a continuous process that has been validated to produce high purity Water meeting, as a minimum, the specifications
below at the time of packaging. This water also meets ASTM Type III and Type IV specifications. The analysis results are from the most recent
scheduled monitoring.
This product is not certified to meet USP and EP Purified Water specifications. The RICCA CHEMICAL COMPANY catalog number for USP / EP
Purified Water is 9190.
Contains
H₂O CAS No. 7732-18-5 MW 18.02
Test
Result
Specification
Appearance Passed Colorless liquid
Chloride (Cl) 0.11 ppb max 1 ppb
Conductivity at 25°C (Method: SQCP031,
SQCP033)
0.056 µS/cm max 0.056 µS/cm
Heavy Metals (as Pb) < 0.01 ppm max 0.01 ppm
Nitrate (NO₃) < 0.02 ppm max 0.4 ppm
Organic Carbon (TOC) 35 ppb max 50 ppb
Oxidizable Substances (Permanganate Retention) Passed To Pass Test
Phosphate (PO₄) < 0.02 ppm max 1.0 ppm
Silicate (as SiO₂) < 0.05 ppb max 3 ppb
Sodium (Na) 0.06 ppb max 1 ppb
Sulfate (SO₄) < 0.1 ppm max 1.0 ppm
This water is specially purified by conventional water softening, prefiltration, activated carbon organic adsorption, reverse osmosis, mixed bed triple
deionization, ultraviolet light irradiation, and 0.2 micron membrane filtration. Consult RICCA CHEMICAL COMPANY Technical Reference Document
TRD02 (for lot numbers starting with 1) or TRD03 (for lot numbers starting with 2) for details of the water purification process.
Part Number
Shelf Life (Unopened Container)
Size / Package Type
CP-E0204C
18 months
Recommended Storage: 15°C - 30°C (59°F - 86°F)
This Certificate of Analysis is designed to comply with ISO Guide 31 "Reference
Materials -- Contents of Certificates and Labels."
Quality Control Supervisor
Jon Russell
Version: 1.3
Product Number: CP-0204Lot Number: 4102H60
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