07533

Hefeextrakt

suitable for microbiology

• UNSPSC-Code: 41106212
• NACRES: NA.85

Eigenschaften

• Biologische Quelle: Saccharomyces cerevisiae
• Qualitätsniveau: 200
• Sterilität: non-sterile
• Form: powder
• Haltbarkeit: limited shelf life, expiry date on the label
• Zusammensetzung: amino-N, ≥4.0% ; nitrogen content, ≥8.0%
• Glührückstand: ≤15%
• Verlust: ≤8.0% loss on drying
• pH-Wert: 5.8-6.8 (25 °C, 2% in H₂O)
• Anwendung(en): food and beverages; microbiology
• Eignung: molds; yeasts

Beschreibung

Anwendung

A watersoluble yeast peptone enriched by the vitamin B complex for special fastidious microorganisms. Additionally it is enriched with Thiamin, Riboflavin, Niacin and Biotin. The yeast peptone contains highly concentrated protein in form of amino acids and peptides and serves as excellent source of minerals, nucleic acids and other promoters to support the growth of microorganisms.
Application: used as nutrient in diverse fermentations methods, including lactic acid cultures and pharma compounds.

Typical Analysis:

Viitamins mg/100 g product
Thiamin HCI (B1) ≥36
Riboflavin (B2) ≥13
Niacin ≥650
Vitamin B6 3.9
Folic acid 2.8
Pantothenic acid 11.2
Biotin ≥2
Inositol ≥160
Pyridoxine HCI 7

Minerals mg/100 g product
Calcium 164
Copper 0.8
Iron 0.7
Magnesium 144
Manganese 1.23
Phosphorus 1330
Potassium 2650
Sodium 678
Zinc 17.3

Hinweis zur Analyse

solubility (2% in water, at 25 °C): clear to slightly turbid, light yellow and light brown-yellow and light brown

Sicherheitshinweise

• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable