技术规格说明书
产品名称
乙二胺四乙酸 二钠盐 溶液 BioUltra, pH 8.0, ~0.5 M in H2O
产品编号
03690
产品品牌
sial
化学文摘社编号
139-33-3
分子量
336.21
Test皿 | 规格 |
|---|---|
| APPEARANCE (COLOR) | Colorless |
| APPEARANCE (FORM) | Liquid |
| TITRATION (KT) (MOLARITY) | 0.49 - 0.51 mol/l |
| REFRACTIVE INDEX N20/D | 1.362 - 1.364 |
| METAL TRACE ANALYSIS (ICP) | CORRESPONDS TO REQUIREMENTS |
| ALUMINIUM (ICP) | ≤ 10 mg/kg |
| BARIUM (ICP) | ≤ 5 mg/kg |
| BISMUTH (ICP) | ≤ 5 mg/kg |
| CALCIUM (ICP) | ≤ 20 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) | ≤ 50 mg/kg |
| LITHIUM (ICP) | ≤ 5 mg/kg |
| MAGNESIUM (ICP) | ≤ 5 mg/kg |
| MANGANESE (ICP) | ≤ 5 mg/kg |
| MOLYBDENUM (ICP) | ≤ 5 mg/kg |
| NICKEL (ICP) | ≤ 5 mg/kg |
| LEAD (ICP) | ≤ 5 mg/kg |
| STRONTIUM (ICP) | ≤ 5 mg/kg |
| ZINC (ICP) | ≤ 5 mg/kg |
| EXTRANEOUS ACTIVITIES | DNAses, RNAses, Proteases, Phosphatases Not Detectable |
| SOLUBILITY (METHOD) | NEAT |
| APPEARANCE (SOLUTION) | CLEAR COLORLESS |
| PH (SOLUTION) | 7.8 - 8.2 |
| RESIDUE (FILTER TEST) | NO RESIDUE |
| UV - ABS. AT 280 NM | ≤ 0.25 |
| CUT-OFF | ≤ 268.0 nm |
| RECOMMENDED RETEST PERIOD | 54 MONTHS |