产品说明
分析说明
Identity (UV/VIS-Spectrum): passes test
Absorption maximum λmax. (buffer pH 2.5): 290 - 291 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.05 g/l; buffer pH 2.5; calculated on anhydrous substance): 100 - 125
Water (according to Karl Fischer): 4.5 - 6.5 %
Suitability as indicator (for metal titration): passes test
基本信息
| 经验(实验)分子式 | C6H4Na2O8S2 · xH2O |
| 分子量 | 314.20 (anhydrous basis) |
| EC索引号 | 205-741-5 |
产品性质
| 质量水平 | 200 |
| 形式 | solid |
| pH值(酸碱度) | 5.0 (20 ℃, 10 g/L in H2O) |
| mp | 300 ℃ |
| 溶解性 | 1350 g/L |
| 堆积密度 | 465 kg/m3 |
| 储存温度 | 15-25℃ |
| InChI | 1S/C6H6O8S2.2Na/c7-4-1-3(15(9,10)11)2-5(6(4)8)16(12,13)14;;/h1-2,7-8H,(H,9,10,11)(H,12,13,14);;/q;2*+1/p-2 |
| InChI key | ISWQCIVKKSOKNN-UHFFFAOYSA-L |
安全信息
| 象形图 |  |
| 警示用语： | Warning |
| 危险声明 | H315 - H319 |
| 预防措施声明 | P264 - P280 - P302 + P352 - P305 + P351 + P338 - P332 + P313 - P337 + P313 |
| 危险分类 | Eye Irrit. 2 - Skin Irrit. 2 |
| 储存分类代码 | 11 - Combustible Solids |
| WGK | WGK 3 |
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