产品说明
一般描述
Useful in conjuction with sodium phosphate, dibasic (Cat. No. 567550) in the preparation of biological buffers(absorbance: ≤0.01 at 260 nm and 280 nm).
Useful in conjunction with Sodium Phosphate, Dibasic (Cat. No. 567550 or 567547) in the preparation of biological buffers.
包装
250 g in Glass bottle
1 kg in Glass bottle
警告
Toxicity: Standard Handling (A)
重悬
Following reconstitution, store at room temperature. Stock solutions are stable for up to 6 months at room temperature.
法律信息
CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
基本信息
线性分子式 | NaH2PO4 · H2O |
分子量 | 137.99 |
MDL编号 | MFCD00149208 |
产品性质
质量水平 | 100 |
测定 | ≥99% (titration) |
形式 | crystalline solid |
manufacturer/tradename | Calbiochem® |
储存条件 | OK to freeze desiccated (hygroscopic) |
颜色 | white |
pKa (20 ℃) | 7.21 |
溶解性 | water: 14 mg/mL |
痕量阳离子 | heavy metals: ≤0.001% heavy metals (as Pb): ≤0.001% |
吸光度 | ≤0.01 at 260 nm ≤0.01 at 280 nm |
异质活性 | DNases, proteases, RNases, none detected |
运输 | ambient |
储存温度 | 10-30℃ |
SMILES string | [Na+].[H]O[H].OP(O)([O-])=O |
InChI | 1S/Na.H3O4P.H2O/c;1-5(2,3)4;/h;(H3,1,2,3,4);1H2/q+1;;/p-1 |
InChI key | BBMHARZCALWXSL-UHFFFAOYSA-M |
安全信息
储存分类代码 | 13 - Non Combustible Solids |
WGK | WGK 1 |
闪点(F) | Not applicable |
闪点(C) | Not applicable |
Sigma-Aldrich