半岛bd体育手机客户端 说明
分析说明
Assay (perchloric acid titration, calculated on dried substance): ≥ 99.0 %
Identity (IR-spectrum): passes test
Appearance: white to almost white or colorless, needle-shaped crystals
Appearance of solution (1 mol/l, water): clear and colorless
Spec. rotation (α 20/D, 50?g/l, hydrochloric acid 1 mol/l, calc. on dried substance): +14.3 to +15.8
UV-Absorption(260 nm; 1 mol/l; 1 cm; water): ≤ 0.05
UV-Absorption(280 nm; 1 mol/l; 1 cm; water): ≤ 0.02
Chloride (Cl): ≤ 0.02 %
Sulfate (SO?): ≤ 0.01 %
Heavy metals (as Pb): ≤ 0.001 %
As (Arsenic): ≤ 0.0005 %
Ca (Calcium): ≤ 0.001 %
Co (Cobalt): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.0005 %
Mg (Magnesium): ≤ 0.0005 %
Na (Sodium): ≤ 0.005 %
NH? (Ammonium): ≤ 0.01 %
Zn (Zinc): ≤ 0.0005 %
Foreign amino acids: ≤ 0.3 %
Other ninhydrine positive substances: ≤ 0.1 %
Loss on drying (105 °C; 3?h): ≤ 0.3 %
基本信息
| 经验(实验)分子式 | C3H7NO3 |
| 分子量 | 105.09 |
| MDL编号 | MFCD00064224 |
| EC索引号 | 200-274-3 |
半岛bd体育手机客户端 性质
| 质量水平 | 100 |
| 形式 | solid |
| pH值(酸碱度) | 5-6 (20 ℃, 100 g/L in H2O) |
| mp | 215-225 ℃ (decomposes) |
| 溶解性 | 360 g/L |
| 堆积密度 | 570 kg/m3 |
| 储存温度 | 2-30℃ |
| InChI | 1S/C3H7NO3/c4-2(1-5)3(6)7/h2,5H,1,4H2,(H,6,7) |
| InChI key | MTCFGRXMJLQNBG-UHFFFAOYSA-N |
安全信息
| 储存分类代码 | 11 - Combustible Solids |
| WGK | WGK 1 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
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