F7253
Fast Black K Salt hemi(zinc chloride) salt
Dye content, ≥25%, practical grade, powder
Synonym(s):
2,5-Dimethoxy-4-([4-nitrophenyl]azo)benzenediazonium chloride hemi(zinc chloride) salt, Brentamine fast black K salt
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About This Item
Product Name
Fast Black K Salt hemi(zinc chloride) salt, practical grade
SMILES string
[Cl-].[Cl-].Cl[Zn]Cl.COc1cc([N+]#N)c(OC)cc1N=Nc2ccc(cc2)[N+]([O-])=O.COc3cc([N+]#N)c(OC)cc3N=Nc4ccc(cc4)[N+]([O-])=O
InChI key
NZWZSUSPTZUGNN-UHFFFAOYSA-J
InChI
1S/2C14H12N5O4.4ClH.Zn/c2*1-22-13-8-12(14(23-2)7-11(13)16-15)18-17-9-3-5-10(6-4-9)19(20)21;;;;;/h2*3-8H,1-2H3;4*1H;/q2*+1;;;;;+2/p-4
grade
practical grade
form
powder
composition
Dye content, ≥25%
technique(s)
microbe id | staining: suitable
color
brown-red
mp
150 °C
solubility
water: 10 mg/mL
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
room temp
Quality Level
Application
Fast black K salt has various applications as listed below-
- to stain enterochromaffin cells > as an indirect stain for periodate-generated tissue aldehyde groups
- as a visualization agent for amphetamines and cyanobacterial toxins following their separation by thin-layer chromatography
- for the staining of acid phosphatase activity in SDS-PAGE (sodium dodecyl sulfate polyacrylamide gel electrophoresis) and native-PAGE
- staining endopeptidase and leucine aminopeptidase activity
General description
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
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