1.15944
Methyl green zinc chloride double salt (C.I. 42590)
for microscopy Certistain®
Synonym(s):
Methyl green zinc chloride double salt (C.I. 42590), Ethyl green zinc chloride double salt
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About This Item
Quality Level
form
solid
composition
Dye, ≥50% spectrophotometric assay
pH
4.6 (20 °C, 10 g/L in H2O)
mp
>300 °C
solubility
70 g/L
bulk density
300 kg/m3
εmax
≥810 at 630-635 nm in water at 0.005 g/L
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
2-30°C
InChI
1S/C27H35N3.4ClH.Zn/c1-8-30(6,7)26-19-13-23(14-20-26)27(21-9-15-24(16-10-21)28(2)3)22-11-17-25(18-12-22)29(4)5;;;;;/h9-20H,8H2,1-7H3;4*1H;/q+2;;;;;+2/p-4
InChI key
ZKOGXCSOLMZRAZ-UHFFFAOYSA-J
General description
As a Certistain® dye it is chemically quality-certified according to highest standards and strict specifications. As an IVD product and CE registered, it can be used hassle-free in diagnostics and laboratory accreditations. For more details, please see instructions for use (IFU). The IFU can be downloaded from this webpage.
Analysis Note
Identity
- Bromide:
passes test
- chloride: passes test
- Zinc: passes test
- UV/VIS-Spectrum: passes test
Absorption maximum λ max (water): 630 - 635 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; water): ≥ 810
Crystal violet: ≤ 4 %
TLC-Test: passes test
Loss on drying (50 ° C/0.05 mm Hg/ 3h): ≤ 5 %
Suitability for microscopy: passes test
Legal Information
signalword
Danger
Hazard Classifications
Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2 - Eye Dam. 1 - Skin Corr. 1B - STOT SE 3
target_organs
Respiratory system
Storage Class
8A - Combustible, corrosive hazardous materials
wgk
WGK 3
Regulatory Information
This item has
Certificates of Analysis (COA)
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