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Calcon (C.I.15705)
产品价格查看更多规格...
| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 4059881 | 50 G | 839 | 2-5天 | 4-6周 |
产品别名
2538-85-4
Calcon (C.I.15705)
2-Hydroxy-1-(2-hydroxy-1-naphthylazo)naphthalene-4-sulfonic acid sodium salt
基本信息
| Empirical Formula【经验(实验)分子式】 | C20H13N2NaO5S |
| Molecular weight | 416.38 |
| EC Index Number【EC索引号】 | 219-810-2 |
| Analysis Note【分析说明】 | Identity (UV/VIS-Spectrum): passes test Absorption maximum λmax. (buffer pH 12.2): 634 - 640 nm Spec. Absorptivity A 1%/1cm (λmax; 0.015 g/l; buffer pH 12.2; calculated on dried substance): 250 - 400 Loss on drying (110 °C): ≤ 10 % Suitability as indicator (for metal titration): passes test |
产品性质
| Quality Level【质量水平】 | 200 |
| loss【缺失】 | ≤10% loss on drying, 110℃ |
| pH【pH值(酸碱度)】 | 9.4 (25 ℃, 10 g/L in H2O) |
| solubility【溶解性】 | 20 g/L |
| bulk density【堆积密度】 | 530 kg/m3 |
| storage temp.【储存温度】 | 2-30℃ |
| InChI | 1S/C20H14N2O5S.Na/c23-16-10-9-12-5-1-2-6-13(12)19(16)21-22-20-15-8-4-3-7-14(15)18(11-17(20)24)28(25,26)27;/h1-11,21,23H,(H,25,26,27);/q;+1/p-1/b22-20+; |
| InChI key | YJUGDMOGPJJWDG-QPNALZDCSA-M |
安全信息
| Storage Class Code【储存分类代码】 | 11 - Combustible Solids |
| WGK | WGK 3 |
