吉姆萨染料,Giemsa stain (for use as a blood stain)

产品编号Sigma-G4507

Cas号51811-82-6

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 ~ 1,630.00

增值税发票√顺丰快递√订货电话:18601927057

产品性状

固体为暗红色或褐色粉末状,内主要含有二号天青(azureⅡ)和二号天青-曙红(azure Ⅱ-eosin)的混合物。应用时多溶于等量的甘油和甲醇中。当今市售已配好的暗红色吉氏溶液由天青B:二号天青-曙红:(碱性)亚甲蓝二1:12:2(质量比)组成,然后溶于甘油:甲醇=5:24(体积比)中,总浓度为0.6%(质量),密度(20℃)0.89g/cm3。生物标本在其中染色时间约为45min,熔点:300 °C.

质量标准

Product Name Giemsa stain
Technical grade. Suitable for use as a blood stain.
Product Number G4507
Product Brand SIGMA
CAS Number 51811-82-6
Molecular Weight 291.80
 
TEST SPECIFICATION
APPEARANCE DARK GREEN TO BLACK POWDER
SOLUBILITY DARK BLUE TO DARK PURPLE SOLUTION AT 4 MG PLUS 4 ML OF ETHANOL
ULTRAVIOLET/VISIBLE SPECTRUM LAMBDA MAX AT 645 TO 655 NM IN METHANOL
APPROVED KWK 3/13/97