Nitrazine Yellow

产品介绍：

产品说明

应用

Nitrazine Yellow has been used in dye-protein binding assay.

包装

1, 5 g in glass bottle

生化/生理作用

Nitrazine Yellow ( 2-(2,4-dinitrophenylazo)-1-hydroxynaphthalene-3,6-disulfonic acid disodium salt) is a pH-sensitive azo dye. It changes color from yellow to blue in pH range 6.0–7.0 and is widely used in microscopy. Throat swab immersed in nitrazine yellow is used to identify pH variations in the vagina before and after amniotomy.

基本信息

经验(实验)分子式	C₁₆H₈N₄Na₂O₁₁S₂
分子量	542.36
颜色索引号	14890
EC 号	226-549-8
MDL编号	MFCD00003938
PubChem化学物质编号	24851961
NACRES	NA.47

产品性质

质量水平	100
等级	indicator grade
测定	>90.0% (HPLC)
形式	powder
组成	Dye content, 85%
溶解性	H₂O: 1 mg/mL
λ_max	586 nm
ε (extinction coefficient)	≥35000 at 587-591 nm in 0.1 M NaOH at 0.01 g/L
application(s)	diagnostic assay manufacturing hematology histology
储存温度	room temp
SMILES string	[Na+].[Na+].Oc1c(\N=N\c2ccc(cc2[N+]([O-])=O)[N+]([O-])=O)c(cc3cc(ccc13)S([O-])(=O)=O)S([O-])(=O)=O
InChI	1S/C16H10N4O11S2.2Na/c21-16-11-3-2-10(32(26,27)28)5-8(11)6-14(33(29,30)31)15(16)18-17-12-4-1-9(19(22)23)7-13(12)20(24)25;;/h1-7,21H,(H,26,27,28)(H,29,30,31);;/q;2*+1/p-2/b18-17+;;
InChI key	XBLIFEQTVVSTIM-QIKYXUGXSA-L

安全信息

储存分类代码	11 - Combustible Solids
WGK	WGK 3
个人防护装备	Eyeshields, Gloves, type N95 (US)