795445
Calcium carbonate
anhydrous, free-flowing, Redi-Dri™, ACS reagent, ≥99%
Recommended Products
grade
ACS reagent
anhydrous
Quality Level
product line
Redi-Dri™
Assay
≥99%
form
powder
quality
free-flowing
impurities
≤0.002 meq/g water-soluble titr. base
≤0.005% oxidizers
≤0.01% NH4OH pptd.
≤0.01% insol. dil. HCl
pH
8
solubility
H2O: insoluble
density
2.93 g/mL at 25 °C (lit.)
anion traces
chloride (Cl-): ≤0.001%
fluoride (F-): ≤0.0015%
sulfate (SO42-): ≤0.01%
cation traces
Ba: ≤0.005%
Fe: ≤0.003%
K: ≤0.01%
Mg: ≤0.02%
NH4+: ≤0.003%
Na: ≤0.1%
Sr: ≤0.1%
heavy metals: ≤0.001% (by ICP-OES)
SMILES string
[Ca++].[O-]C([O-])=O
InChI
1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
Inchi Key
VTYYLEPIZMXCLO-UHFFFAOYSA-L
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This Item | 398101 | 239216 | 900500 |
|---|---|---|---|
| grade ACS reagent, anhydrous | grade ACS reagent, chelometric standard | grade ACS reagent | grade anhydrous |
| assay ≥99% | assay 99.95-100.05% dry basis | assay ≥99.0% | assay ≥99% |
| form powder | form powder | form powder | form powder |
| impurities ≤0.002 meq/g water-soluble titr. base, ≤0.005% oxidizers, ≤0.01% NH4OH pptd., ≤0.01% insol. dil. HCl | impurities ≤0.01% NH4OH pptd., ≤0.01% insol. dil. HCl | impurities ≤0.002 meq/g water-soluble titr. base, ≤0.005% oxidizers, ≤0.01% NH4OH pptd., ≤0.01% insol. dil. HCl | impurities - |
| pH 8 | pH 8 | pH 8 | pH 8 |
| solubility H2O: insoluble | solubility dilute HCl: 6.7% | solubility - | solubility - |
General description
Features and Benefits
- Increased efficiency – Eliminates time and effort of loosening hardened powders
- Safety – Eliminates tools of force used to break up clumps
- Ecology – Reduces waste as it does not stick to the packaging
- Economy – Faster preparation and solvation increase productivity and reduce costs
- Assured Quality – Excellent, expert-tested quality with no anti-caking agents
- Flexible volumes – Available from research amounts to scale-up quantities
Legal Information
Storage Class Code
13 - Non Combustible Solids
WGK
nwg
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
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