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Description Back to Top
Calcium Carbonate, Chelometric Standard, Powder, ACS - A Primary Standard manufactured by Spectrum is an analytical reagent of exceptional purity and is specially manufactured for standardizing volumetric solutions and preparing reference standards . As an ACS grade quality reagent, its chemical specifications are the de facto standards for chemicals used in many high-purity applications and typically designate the highest quality chemical available for laboratory use. Spectrum Chemical manufactured Reagent ACS grade products meet the toughest regulatory standards for quality and purity.
Specifications Back to Top
| Test | Specification | |
|---|---|---|
| Min | Max | |
| ASSAY (CaCO3) | 99.95 - 100.05 % | |
| INSOLUBLE IN DILUTE HCl | 0.01 % | |
| CHLORIDE (Cl) | 0.001 % | |
| FLUORIDE | 0.0015 % | |
| SULFATE | 0.005 % | |
| AMMONIUM (NH4) | 0.003 % | |
| BARIUM | 0.01 % | |
| HEAVY METALS (as Pb) | 0.001 % | |
| IRON (Fe) | 0.002 % | |
| MAGNESIUM (Mg) | 0.01 % | |
| POTASSIUM (K) | 0.01 % | |
| SODIUM (Na) | 0.01 % | |
| STRONTIUM (Sr) | 0.1 % | |
| RETEST DATE | ||
Shipping & Storage Back to Top
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