技术规格说明书
产品名称
碳酸钙 BioUltra, precipitated, ≥99.0% (KT)
产品编号
21061
产品品牌
sigma
化学文摘社编号
471-34-1
分子量
100.09
Test皿 | 规格 |
|---|---|
| APPEARANCE (COLOR) | Colorless or White |
| APPEARANCE (FORM) | Powder |
| TITRATION (KT) EDTA 0.1M | 99.0 - 101.0 % |
| LOSS ON DRYING | ≤ 0.5 % |
| METAL TRACE ANALYSIS (ICP) | CORRESPONDS TO REQUIREMENTS |
| BARIUM (ICP) | ≤ 50 mg/kg |
| BISMUTH (ICP) | ≤ 5 mg/kg |
| CADMIUM (ICP) | ≤ 5 mg/kg |
| COBALT (ICP) | ≤ 5 mg/kg |
| CHROMIUM (ICP) | ≤ 5 mg/kg |
| COPPER (ICP) | ≤ 5 mg/kg |
| IRON (ICP) | ≤ 50 mg/kg |
| POTASSIUM (ICP) | ≤ 50 mg/kg |
| LITHIUM (ICP) | ≤ 5 mg/kg |
| MAGNESIUM (ICP) | ≤ 1000 mg/kg |
| MANGANESE (ICP) | ≤ 100 mg/kg |
| MOLYBDENUM (ICP) | ≤ 5 mg/kg |
| SODIUM (ICP) | ≤ 100 mg/kg |
| NICKEL (ICP) | ≤ 5 mg/kg |
| LEAD (ICP) | ≤ 5 mg/kg |
| STRONTIUM (ICP) | ≤ 500 mg/kg |
| ZINC (ICP) | ≤ 10 mg/kg |
| ARSENIC TRACES (MHS-AAS) | ≤ 0.1 mg/kg |
| TOTAL SULFUR AS SO4 (ICP) | ≤ 200 mg/kg |
| CHLORIDE (CL) | ≤ 100 mg/kg |
| SOLUBILITY (METHOD) | 0.1 M in 5M HCl |
| APPEARANCE (SOLUTION) | CLEAR COLORLESS |
| RESIDUE (FILTER TEST) | NO RESIDUE |
| UV - ABS. AT 260 NM | ≤ 0.09 |
| UV - ABS. AT 280 NM | ≤ 0.06 |
| RECOMMENDED RETEST PERIOD | 72 MONTHS |