01615

Pullulan-Standard

certified reference material, certified according to DIN, 200,000

• UNSPSC Code: 41116107
• EC Number: 232-945-1
• NACRES: NA.24
• E Number: E1204

Eigenschaften

• grade: certified reference material
• Quality Segment: 100
• shelf life: limited shelf life, expiry date on the label
• mol wt: M_n ~188500, M_p ~200000, M_w ~212000, M_w/M_n ~1.13
• analyte chemical class(es): oligosaccharides
• technique(s): gel permeation chromatography (GPC): suitable
• application(s): cleaning products; cosmetics; food and beverages; personal care
• format: neat
• storage temp.: 2-8°C

Beschreibung

General description

Pullulan Standards are mostly used to determine molecular mass distribution of cellulosic samples. It mainly consists of polymaltotriose units linked together by α-(1→6) linkages.

Application

It may be used in determination of molecular weight of hydrolysate using gel permeation chromatography, in a study performed to investigate enzymatic degradation of chitins and partially deacetlylated chitins of squid pen and shrimp shell.

Sicherheitshinweise

• Lagerklasse: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)