变色酸二钠盐
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英文名：
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Chromotropic acid disodium salt dihydrate
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别名：
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变色酸钠,1,8-二羟基萘-3,6-二磺酸钠,变色酸二钠 Disodium Chromotropate Dihydrate 1,8-Dihydroxynaphthalene-3,6-disulfon
产品介绍
MSDS与安全信息
质检证书(CoA)
相关产品
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- 溶于水，溶液呈浅褐色。
熔点: 300 °C
质量标准
项目Item 分析纯 化学纯
(AR)(CP)
灵敏度Sensitivity 合格 合格
水溶解试验Solubility in water 合格 合格
盐酸溶解试验Solubility in
hydrochloric acid 合格 合格
硫酸盐(SO4)Sulfate 合格--
项目ACS级
名称Item （ACS Grade）
澄清度Clarity of solution passes test
对硝酸盐灵敏度试验Sensitivity to nitratepasses test
对甲醛灵敏度试验Sensitivity to formaldehyde passes test
草酸盐(C2O4)Oxalate passes test
磷酸盐(PO4)Phosphate≤0.001%
硫酸盐(SO4)Sulfate≤0.002%
铁(Fe)Iron(Fe)≤3ppm
铅(Pb)Lead(Pb)≤2ppm
易炭化物Substances carbonizable by hot sulfuric acidpasses test
98%：
外观Appearance类白色至灰色或浅棕色粉末
红外光谱鉴别Infrared spectrometry Conforms
含量assay ≥98.0% (中和滴定)
水中不溶物Insoluble matter in H2O <0.02 %
甲醛分析NO3 andformaldehyde-analysys test passes
硫酸盐Sulfate ≤0.02%
贮存
用途：Ag, ClO3- , Cr, Hg, NO2-, NO32-, Ti 测定，有机合成。
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Strict Standards: Only variables should be passed by reference in /home/hualanchemlhfu9a8l2a2n4cshvetm/wwwroot/includes/cls_template.php on line 422
Strict Standards: Only variables should be passed by reference in /home/hualanchemlhfu9a8l2a2n4cshvetm/wwwroot/includes/cls_template.php on line 422
Strict Standards: Only variables should be passed by reference in /home/hualanchemlhfu9a8l2a2n4cshvetm/wwwroot/includes/cls_template.php on line 422
Strict Standards: Only variables should be passed by reference in /home/hualanchemlhfu9a8l2a2n4cshvetm/wwwroot/includes/cls_template.php on line 422
Strict Standards: Only variables should be passed by reference in /home/hualanchemlhfu9a8l2a2n4cshvetm/wwwroot/includes/cls_template.php on line 422
Strict Standards: Only variables should be passed by reference in /home/hualanchemlhfu9a8l2a2n4cshvetm/wwwroot/includes/cls_template.php on line 422
Strict Standards: Only variables should be passed by reference in /home/hualanchemlhfu9a8l2a2n4cshvetm/wwwroot/includes/cls_template.php on line 422
