Merck, 21061-250G-F, Calcium carbonate
Size:250 g, BioUltra, precipitated, ≥99.0% (KT)
Catalog Number: 21061-250G-F
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Pack Size250 g
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| UNSPSC Code | 12161700 |
|---|---|
| NACRES | NA.25 |
| PubChem Substance ID | 57647899 |
| EC Number | 207-439-9 |
| Beilstein/REAXYS Number | 8008338 |
| MDL number | MFCD00010906 |
| InChI key | VTYYLEPIZMXCLO-UHFFFAOYSA-L |
| InChI | 1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2 |
| SMILES string | [Ca++].[O-]C([O-])=O |
| product line | BioUltra |
| assay | ≥99.0% (KT) |
| form | powder |
| quality | precipitated |
| impurities | insoluble matter, passes filter test |
| loss | ≤0.5% loss on drying, 110 °C |
| solubility | 5 M HCl: 0.1 M at 20 °C, clear, colorless |
| density | 2.93 g/mL at 25 °C (lit.) |
| anion traces | chloride (Cl-): ≤100 mg/kg |
| cation traces | As: ≤0.1 mg/kg |
| <i>λ</i> | 0.1 M in 5 M HCl |
| UV absorption | λ: 260 nm Amax: ≤0.09 |
| Quality Level | 100 |
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