CX0255
GR ACS Calcium Nitrate, Tetrahydrate
For general questions please contact our Customer Service:
EMD Millipore
290 Concord Road
01821 Billerica, MA
United States
Phone: 781 533-6000
Fax: 800-645-5439
E-mail: Customer.CareDesk@emdchemicals.com
24 May 2013
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CX0255-1 is available under new item number: use 1.02121.0500 to order.
CX0255-20 is available under new item number: use 1.02121.9050 to order.
| Product information | |||
|---|---|---|---|
| Grade | Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs | ||
| Chemical formula | Ca(NO3)2·4H2O | ||
| Molar mass | 236.15 | ||
| CAS number | 13477-34-4 | ||
| Chemical and physical data | |||
|---|---|---|---|
| Merck USA index | 13 1687 | ||
| Molar mass | 236.15 | ||
| Specifications | |
|---|---|
| Assay (complexometric) | 99.0-102.0% |
| Barium (Ba) | 0.005% max |
| Chloride (Cl) | 0.005% max |
| Copper (Cu) | 0.0002% max |
| Heavy metals (as Pb) | 0.0005% max |
| Insoluble matter | 0.005% max |
| Iron (Fe) | 0.0005% max |
| Magnesium (Mg) | 0.01% max |
| Nitrite (NO2) | 0.001% max |
| pH of a 5% solution at 25°C | 5.0-7.0 |
| Potassium (K) | 0.005% max |
| Sodium (Na) | 0.01% max |
| Strontium (Sr) | 0.01% max |
| Sulfate (SO4) | 0.002% max |
