技术规格说明书
产品名称
Trizma® 盐酸盐缓冲溶液 BioUltra, Molecular Biology, pH 7.4
产品编号
93313
产品品牌
sial
化学文摘社编号
分子量
Test皿 | 规格 |
|---|---|
| APPEARANCE (COLOR) | Colorless |
| APPEARANCE (FORM) | Liquid |
| TITRATION (MOLARITY) | 0.95 - 1.05 mol/l |
| DENSITY D20/4 | 1.040 - 1.060 |
| METAL TRACE ANALYSIS (ICP) | CORRESPONDS TO REQUIREMENTS |
| ALUMINIUM (ICP) | ≤ 1 mg/kg |
| BARIUM (ICP) | ≤ 1 mg/kg |
| BISMUTH (ICP) | ≤ 1 mg/kg |
| CALCIUM (ICP) | ≤ 5 mg/kg |
| CADMIUM (ICP) | ≤ 1 mg/kg |
| COBALT (ICP) | ≤ 1 mg/kg |
| CHROMIUM (ICP) | ≤ 1 mg/kg |
| COPPER (ICP) | ≤ 1 mg/kg |
| IRON (ICP) | ≤ 1 mg/kg |
| POTASSIUM (ICP) | ≤ 20 mg/kg |
| LITHIUM (ICP) | ≤ 1 mg/kg |
| MAGNESIUM (ICP) | ≤ 1 mg/kg |
| MANGANESE (ICP) | ≤ 1 mg/kg |
| MOLYBDENUM (ICP) | ≤ 1 mg/kg |
| SODIUM (ICP) | ≤ 20 mg/kg |
| NICKEL (ICP) | ≤ 1 mg/kg |
| LEAD (ICP) | ≤ 1 mg/kg |
| STRONTIUM (ICP) | ≤ 1 mg/kg |
| ZINC (ICP) | ≤ 1 mg/kg |
| ARSENIC TRACES (MHS-AAS) | ≤ 0.1 mg/kg |
| EXTRANEOUS ACTIVITIES | DNAses, RNAses, Proteases, Phosphatases Not Detectable |
| SOLUBILITY (METHOD) | NEAT, 25C |
| APPEARANCE (SOLUTION) | CLEAR COLORLESS |
| PH (SOLUTION) | 7.3 - 7.5 |
| RESIDUE (FILTER TEST) | NO RESIDUE |
| UV - ABS. AT 260 NM | ≤ 0.04 |
| UV - ABS. AT 280 NM | ≤ 0.03 |
| RECOMMENDED RETEST PERIOD | 54 MONTHS |