苏丹 (II)，Sudan II (Dye content, ≥90%)
产品编号Sigma-199656
Cas号3118-97-6
纯度/浓度
储存温度常温密封避光保存，Stored in cool, dry and airproof.
规格
￥0.00 ~ 330.00元
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- 中文名称：苏丹II;苏丹红 II;2,4-二甲基苯偶氮-2-萘酚;苏丹橙Ⅱ;1-二甲苯基偶氨-2-萘酚
- 英文名称：1-(2,4-DIMETHYLPHENYLAZO)-2-NAPHTHOL;FATPONCEAU;SudanII
- CAS NO：3118-97-6
- 分子式：C18H16N2O
- 分子量：276.33
基本信息
产品性状
棕红色发光针状结晶或粉末。溶于乙醚(橙色)、挥发油、苯、浓硫酸、脂肪和油，微溶于乙醇，不溶于水、碱溶液和弱酸。熔点(冰乙酸结晶)166℃。最大吸收波长493(420)nm。有刺激性。质量标准
| Product Name | 苏丹 II, Dye content 90 % |
| Product Number | 199656 |
| Product Brand | ALDRICH |
| CAS Number | 3118-97-6 |
| Molecular Weight | 276.33 |
| TEST | SPECIFICATION |
| APPEARANCE | ORANGE TO DARK RED POWDER |
| INFRARED SPECTRUM | CONFORMS TO STRUCTURE. |
| UV-VISIBLE SPECTRUM | IN METHANOL |
| E494(+/-3)NM = 14,000 (MINIMUM) | |
| E422(+/-3)NM = 9,000 (MINIMUM) | |
| ELEMENTAL ANALYSIS | CARBON 68.8%-87.6% |
| NITROGEN 8.9%-11.4% | |
| SOLUBILITY | 10 MG/ML, CHCL3; CLEAR TO OPAQUE, ORANGE TO |
| RED SOLUTION | |
| APPROVED JUNE 21, 2007 RJM | |
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