Specification Sheet
Product Name
Calcium sulfate dihydrate ACS reagent, 98.0-102.0%
Product Number
c7411
Product Brand
sigma
CAS Number
10101-41-4
Molecular Weight
172.17
Test | Specification |
|---|---|
| APPEARANCE | WHITE TO OFF-WHITE POWDER |
| ASSAY | 98.0 TO 102.0% |
| INSOLUBLE IN DILUTE HYDROCHLORIC ACID | NMT 0.02% |
| CHLORIDE (CL) | NMT 0.005% |
| NITRATE (NO3) | PASS (NMT 0.005%) |
| CARBONATE (CO3) | PASS |
| HEAVY METALS (ASLEAD) | NMT 0.002% |
| IRON (FE) | NMT 0.001% |
| MAGNESIUM (MG) | NMT 0.002% |
| POTASSIUM (K) | NMT 0.005% |
| SODIUM (NA) | NMT 0.02% |
| STRONTIUM (SR) | NMT 0.05% |
| DOCUMENT # C7411/09/01/00/2 |