70196

麦芽汁琼脂

suitable for microbiology, NutriSelect^® Basic

• 分類程式碼代碼: 41171605
• NACRES: NA.74

屬性

• 無菌: non-sterile
• 品質等級: 100
• 形狀: powder
• 儲存期限: limited shelf life, expiry date on the label
• 成份: agar, 17.0 g/L ; ammonium chloride, 1.0 g/L ; dextrin, 2.5 g/L ; dipotassium hydrogen phosphate, 1.0 g/L ; malt extract, 15.0 g/L ; D-maltose, 12.5 g/L ; peptone (from casein), 1.0 g/L
• 製造商／商標名: NutriSelect^® Basic
• 技術: microbiological culture: suitable
• 最終pH值: 4.8±0.2 (25 °C)
• 應用: agriculture; bioburden testing; environmental; food and beverages; microbiology
• 適合性: selective by low pH for Candida spp.; selective by low pH for Pichia spp.; selective by low pH for Saccharomyces spp.; selective by low pH for Zygosaccharomyces spp.; selective by low pH for molds (General Media); selective by low pH for yeasts (General Media)

描述

一般說明

Wort Agar is a general purpose mycological medium especially suitable for the cultivation and enumeration of yeasts.

應用

General purpose mycological medium especially suitable for the cultivation and enumeration of yeasts. Addition of special indicator dyes allows differentiation between yeast and bacterial colonies (Rapp).

Wort Agar has been used to cultivate Aspergillus niger.

準備報告

Suspend 50 g in 1 litre of distilled water. Add 2.35 g glycerol Cat. No. 49767) and bring to the boil to dissolve completely. Sterilize by autoclaving at 121°C for 15 minutes. Do not overheat! Prolonged heating will diminish the gel strength of the medium.

其他說明

酵母和霉菌的阻抗检测

腳註

We offer two media types: the superior granulated GranuCult^® and the cost-efficient powdered NutriSelect^® culture media, depending on your needs.
The designations basic, plus, or prime are added to indicate the quality control level, from basic quality control to standard QC plus to prime for full regulatory compliance.

法律資訊

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

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

安全資訊

• 儲存類別代碼: 11 - Combustible Solids
• 水污染物質分類（WGK）: WGK 3
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable
• 個人防護裝備: Eyeshields, Gloves, type N95 (US)