G6514

Gelatin veronal buffer

• Synonym(s): GVB²⁺, Gelatin Barbital Buffer
• UNSPSC Code: 12161700
• NACRES: NA.25

Properties

• form: liquid
• Quality Level: 200
• drug control: Home Office Schedule 3; psychotrope (France); kontrollierte Droge in Deutschland; (Spain); Decreto Lei 15/93: Tabela IV (Portugal)
• pH: 7.3-7.4
• storage temp.: 2-8°C

Description

Other Notes

0.15 mM CaCl₂, 141 mM NaCl, 0.5 mM MgCl₂, 0.1% gelatin, 1.8 mM sodium barbital and 3.1 mM barbituric acid, pH 7.3-7.4.
Aseptically filtered

Preparation Note

Below 35-40 °C, gelatin swells in and absorbs 5-10 times its weight of water to form a gel. Gelatin is more soluble in hot than in cold water. If visible floaters or cloudiness is evident, solution may be warmed in 45°C water bath for 10 minutes to achieve clear, colorless solution.

Safety Information

• Storage Class Code: 10 - Combustible liquids
• WGK: WGK 2
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable