1.04227

Methyl green zinc chloride double salt (C.I. 42590)

• Formule empirique (notation de Hill): C₂₇H₃₅BrClN₃ · ZnCl₂
• Numéro CAS: 7114-03-6
• Poids moléculaire : 653.24
• Numéro MDL: MFCD00151094
• Code UNSPSC : 41116130
• Nomenclature NACRES : NA.21

Propriétés

• Forme: solid
• Niveau de qualité: 200
• Composition: Dye, ≥50% spectrophotometric assay
• pH: 4.6 (20 °C, 10 g/L in H₂O)
• Pf: >300 °C
• Solubilité: 70 g/L
• Masse volumique apparente: 300 kg/m³
• Application(s): diagnostic assay manufacturing; hematology; histology
• Température de stockage: 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
• Clé InChI: ZKOGXCSOLMZRAZ-UHFFFAOYSA-J

Description

Description générale

Methyl green zinc chloride double salt (C.I. 42590) for microscopy Certistain^®, is a dry dye that is used for the preparation of a staining solution e.g. for DNA and RNA staining in methyl green-pyronine G staining method in histological sections of human origin. As a CERTISTAIN^® dye it is chemically quality-certified according to highest standards and strict specifications.

Application

for microscopy Certistain^®

Remarque sur l'analyse

Dye content (spectrophotometrically): ≥ 50 % C₂₇H₃₅BrClN₃
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 (λ_max; 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

Informations légales

CERTISTAIN is a registered trademark of Merck KGaA, Darmstadt, Germany

Informations sur la sécurité

• Pictogrammes: GHS05,GHS07,GHS08,GHS09
• Mention d'avertissement: Danger
• Mentions de danger: H314 - H335 - H351 - H411
• Conseils de prudence: P260 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Classification des risques: Aquatic Chronic 2 - Carc. 2 - Eye Dam. 1 - Skin Corr. 1B - STOT SE 3
• Organes cibles: Respiratory system
• Code de la classe de stockage: 8A - Combustible, corrosive hazardous materials
• Classe de danger pour l'eau (WGK): WGK 3