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CAS: 584-42-9
分子式: C13H8N3Nao5
分子量: 309.22
熔点: >300 C
中文名称: 
媒染黄
偏铬黄
茜素黄G
茜素黄
茜素黄R
间铬黄
茜素黄2G
酸性茜素黄
偏铬黄2RD
茜素黄GG
2-羟基-5-[(3-硝基苯基)偶氮]苯甲酸单钠盐
间硝基苯偶氮水杨酸钠
茜素黄 GG
英文名称: 
acid chrome yellow 2gw
acid chrome yellow gg
alizarin yellow
alizarin yellow g
alizarin yellow g sodium salt
alizarine gr
alizarine yellow 2g
alizarine yellow agp
alizarine yellow g
alizarine yellow gg
alizarine yellow ggw
alizarine yellow gm
alizarol yellow gw
anthranol chrome yellow 2g
abcol mordant yellow 2g
anthranol chrome yellow 5gs
c.i.mordantyellow1
atlantichrome yellow 2g
mordant yellow 1
azochromol yellow 5g
2-hydroxy-5-[(3-nitrophenyl)azo]-benzoic aci monosodium salt
c.i. 14025
c.i. mordant yellow 1
c.i. mordant yellow 1, monosodium salt
calcochrome yellow 2g
chromal yellow m
chrome yellow 2g
chrome yellow 2gr
chromol yellow g
chromol yellow n
eniacromo yellow g
eriochromal yellow g
eriochrome yellow 2g
eriochrome yellow gs
fenakrom yellow r
hidachrome yellow 2g
hispacrom yellow 2g
hispacrom yellow 2gr
java chrome yellow gt
java unichrome yellow gt
kayaku mordant yellow gg
magracrom yellow gg
metachrome yellow
metachrome yellow ra
metomega chrome yellow gm
mitsui chrome yellow gg
monochrome yellow mg
orthochrome yellow ggw
pontachrome yellow gs
rv 1
salicyl yellow
showa chrome yellow gg
sodium m-nitrobenzeneazosalicylate
solochrome yellow wn
sunchromine yellow gg
yudochrome yellow ggn
Alizarin yellow GG;5-[m-Nitrophenyl-azo]-salicylic acid;sodium salt;Alizarin yellow 2G
Sodium-m-nitrobenzene-azo-salicylate
Anthracene yellow GG
Ailzarin yellow GG(c.1.No.14025)
Benzoic acid,2-hydroxy-5-[(3-nitrophenyl)azo]-,monosodium salt
Alizarin yellow GG
Benzoic acid, 2-hydroxy-5-[(3-nitrophenyl)azo]-, monosodium salt
2-hydroxy-5-((3-nitrophenyl)azo)-benzoic aci monosodium salt
性质描述: 黄色粉末。易溶于热水,能溶于乙醇。微溶于冷水、丙醇及乙二醇和乙醚。遇浓硫酸呈红黄色,稀释产生绿黄色沉淀,遇浓硝酸呈黄琥珀色溶液。
生产方法: 将间硝基苯胺重氮化,再与水杨酸钠偶合:将100g间硝基苯胺加至400ml盐酸和1.5L水中,加热溶解后冷却至0-5℃,加540g亚硝酸钠溶于水的饱和溶液。重氮化温度始终维持5-10℃,得氮化后将重氮盐慢慢加入116g饱和水杨酸钠的水溶液中,温度控制在15℃以下并严格控制pH在6,继续搅拌4h,放置过夜,过滤得粗品。粗品用于热水溶解,加活性炭及少许氢氧化钠,将pH控制在9,过滤,冷却,结晶即为成品。
用途: 常用25%乙醇配成0.025%溶液,用作指示剂。
推荐供应商
货号品牌产品名称规格包装、参考价格详情
M835623MACKLIN茜素黄GG指示液pH:10.0(YELLOW)-12.0(BROWNISH YELLOW)39元/100ml;   129元/500ml;   展开
储存:室温
状态:液体
A800025MACKLIN媒介黄 1IND32元/25g;   88元/100g;   408元/500g;   展开
储存:室温
M6216MACKLIN茜素黄GG生物技术级56元/25g;   170元/100g;   628元/500g;   2527元/2.5kg;   展开
储存:室温
状态:黄色到深黄色红色晶体或粉末
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