所有图片(1)
About This Item
经验公式（希尔记法）:
C32H22N6Na2O6S2
CAS号:
分子量:
696.66
MDL编号:
UNSPSC代码:
12352107
EC索引号:
209-358-4
NACRES:
NA.21
product name
Congo red (C.I. 22120), indicator Reag. Ph Eur
Agency
reag. Ph. Eur.
质量水平
蒸汽压
<1 Pa
形式
powder
效能
143 mg/kg LD50, oral (Rat)
缺失
≤5% loss on drying, 110°C
颜色
almost clear to slightly turbid red, 1.0g/L;water
red-brown
pH值（酸碱度）
6.7 (20 °C, 10 g/L in H2O)
mp
>360 °C
堆积密度
600‑700 kg/m3
储存温度
2-30°C
InChI
1S/C32H24N6O6S2.2Na/c33-31-25-7-3-1-5-23(25)29(45(39,40)41)17-27(31)37-35-21-13-9-19(10-14-21)20-11-15-22(16-12-20)36-38-28-18-30(46(42,43)44)24-6-2-4-8-26(24)32(28)34;;/h1-18H,33-34H2,(H,39,40,41)(H,42,43,44);;/q;2*+1/p-2
InChI key
IQFVPQOLBLOTPF-UHFFFAOYSA-L
分析说明
Appearance: Red-brown to brownishred powder, eventually with granular parts.
Appearance of solution (1.0 gr/l; water): Almost clear to slightly turbid, red
Transition range: pH 3.0 - pH 5.2violet - orange-red
Loss on drying (110 °C): ≤ 5 %
Sensitivity test: passes test
Appearance of solution (1.0 gr/l; water): Almost clear to slightly turbid, red
Transition range: pH 3.0 - pH 5.2violet - orange-red
Loss on drying (110 °C): ≤ 5 %
Sensitivity test: passes test
警示用语：
Danger
危险声明
危险分类
Carc. 1B - Repr. 2
储存分类代码
6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
WGK
WGK 3
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