技术规格说明书
产品名称
聚乙二醇3000单分散溶液 BioUltra, Molecular Biology, ~50% in H2O
产品编号
81269
产品品牌
sial
化学文摘社编号
25322-68-3
分子量
Test皿 | 规格 |
|---|---|
| APPEARANCE (COLOR) | Colorless |
| APPEARANCE (FORM) | Liquid or Viscous Liquid |
| DENSITY D20/4 | 1.065 - 1.094 |
| METAL TRACE ANALYSIS (ICP) | CORRESPONDS TO REQUIREMENTS |
| ALUMINIUM (ICP) | ≤ 5 mg/kg |
| BARIUM (ICP) | ≤ 5 mg/kg |
| BISMUTH (ICP) | ≤ 5 mg/kg |
| CALCIUM (ICP) | ≤ 10 mg/kg |
| CADMIUM (ICP) | ≤ 5 mg/kg |
| COBALT (ICP) | ≤ 5 mg/kg |
| CHROMIUM (ICP) | ≤ 5 mg/kg |
| COPPER (ICP) | ≤ 5 mg/kg |
| IRON (ICP) | ≤ 5 mg/kg |
| POTASSIUM (ICP) | ≤ 200 mg/kg |
| LITHIUM (ICP) | ≤ 5 mg/kg |
| MAGNESIUM (ICP) | ≤ 5 mg/kg |
| MANGANESE (ICP) | ≤ 5 mg/kg |
| MOLYBDENUM (ICP) | ≤ 5 mg/kg |
| SODIUM (ICP) | ≤ 200 mg/kg |
| NICKEL (ICP) | ≤ 5 mg/kg |
| LEAD (ICP) | ≤ 5 mg/kg |
| STRONTIUM (ICP) | ≤ 5 mg/kg |
| ZINC (ICP) | ≤ 5 mg/kg |
| ARSENIC TRACES (MHS-AAS) | ≤ 0.10 mg/kg |
| TOTAL SULFUR AS SO4 (ICP) | ≤ 50 mg/kg |
| CHLORIDE (CL) | ≤ 50 mg/kg |
| SULFATE (SO4) | ≤ 50 mg/kg |
| EXTRANEOUS ACTIVITIES | DNAses, RNAses, Proteases, Phosphatases Not Detectable |
| SOLUBILITY (METHOD) | 3 G IN 30 ML H2O |
| APPEARANCE (SOLUTION) | CLEAR COLORLESS |
| PH (SOLUTION) | 5.5 - 7.0 |
| RESIDUE (FILTER TEST) | NO RESIDUE |
| UV - ABS. AT 260 NM | ≤ 0.060 |
| UV - ABS. AT 280 NM | ≤ 0.030 |
| RECOMMENDED RETEST PERIOD | 42 MONTHS |