The tryptophan concentration for this product has not been determined.
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等級
Molecular Biology
for molecular biology
品質等級
無菌
non-sterile
形狀
powder
技術
microbiological culture: suitable using
應用
agriculture
儲存溫度
room temp
適合性
nonselective for Escherichia coli
nonselective for coliforms
SMILES 字串
OC(=O)CC1c2c3c(ccc2c4c1cccc4)cccc3
InChI
1S/C19H14O2/c20-18(21)11-17-15-8-4-3-7-14(15)16-10-9-12-5-1-2-6-13(12)19(16)17/h1-10,17H,11H2,(H,20,21)
InChI 密鑰
GQNBDGXKDJSVGQ-UHFFFAOYSA-N
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一般說明
酵母提取物是由各种酵母菌生产的——主要是酿酒酵母(Saccharomyces cerevisiae)或面包酵母(baker’s yeast)。 [1] 酵母提取物除了用作微生物研究和生物技术的培养基补充剂外，还用作工业发酵复合培养基的成分。它还可以作为各种微生物培养基的营养源。
應用
用于各种微生物的一般细菌学用途。
酵母提取物可用作以下成分：
酵母提取物被用作多种微生物和分子遗传学应用的细菌学培养基成分。
其他說明
自溶酵母的水溶性部分，含有完整的 B 族复合维生素。 酵母提取物是氨基酸、肽、水溶性维生素和碳水化合物组成的混合物，可用作培养基添加剂。
儲存類別代碼
11 - Combustible Solids
水污染物質分類（WGK）
WGK 1
閃點（°F）
Not applicable
閃點（°C）
Not applicable
個人防護裝備
Eyeshields, Gloves, type N95 (US)
從最近期的版本中選擇一個：
分析證明 (COA)
Lot/Batch Number
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條款
TE Buffer; Elution Buffer; 10x Ligation Buffer; 0.5 M PIPES Buffer; Inoue Transformation Buffer
相關內容
TE Buffer; Elution Buffer; 10x Ligation Buffer; 0.5 M PIPES Buffer; Inoue Transformation Buffer
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I wonder how much tryptophan exist in yeast extract
1 answer-
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what is the yeast grown on? are there any animal components?
1 answer-
The source of this material may change from lot to lot and is reported on the Certificate of Origin. To check the source of a current lot, we kindly ask you to navigate to the link https://www.sigmaaldrich.com/techservice, click on "Product Documentation" under the Products Section with all the required information so that a member of our team can reach out to you to assist further. Thank you.
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I was wondering what the carbon, nitrogen, phopsphor and mineral content is in this yeast extract.
1 answer-
This product is tested for nitrogen and sodium content only. The nitrogen content is lot-specific with a range of 9-12 %, while the highest allowable sodium content is 5 %. These values are reported on the Certificate of Analysis. The material is not tested for carbon, phosphor, or other mineral content.
Please see the link below to review the product specifications:
https://www.sigmaaldrich.com/specification-sheets/549/569/Y1625-BULK________SIGMA____.pdfHelpful?
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