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PHR1215

乳酸

Pharmaceutical Secondary Standard; Certified Reference Material

别名:

DL-乳酸, 2-羟基丙酸

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关于此项目

线性分子式:
CH3CH(OH)COOH
化学文摘社编号:
50-21-5
分子量:
90.08
NACRES:
NA.24
E Number:
E270
PubChem Substance ID:
329823222
UNSPSC Code:
41116107
EC Number:
200-018-0
MDL number:
MFCD00004520
Beilstein/REAXYS Number:
1209341
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Quality Level

300

grade

certified reference material, pharmaceutical secondary standard

agency

traceable to USP 1356734

API family

lactic acid

form

liquid

CofA

current certificate can be downloaded

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

refractive index

n20/D 1.425 (lit.)

bp

122 °C/15 mmHg (lit.)

density

1.209 g/mL at 25 °C (lit.)

application(s)

cleaning products
cosmetics
food and beverages
personal care
pharmaceutical (small molecule)

storage temp.

2-8°C

SMILES string

CC(O)C(O)=O

InChI

1S/C3H6O3/c1-2(4)3(5)6/h2,4H,1H3,(H,5,6)

InChI key

JVTAAEKCZFNVCJ-UHFFFAOYSA-N

General description

该认证标准物质（CRM）根据ISO 17034和ISO/IEC 17025生产和认证。有关使用此 CRM 的所有信息可参考分析证书。

用于质量控制的药品二级标准品，为制药实验室和制造商提供了一种方便且经济的替代方案，可用于内部工作标准品的制备。

Application

本制药二级标准品还可作如下用途：

  • 通过高效液相色谱法（HPLC）结合 UV 检测器对细菌培养上清液中的四种短链脂肪酸和乳酸进行定量分析
  • 使用 390 nm 分光光度法测定生物文化制品和乳制品中的乳酸

Analysis Note

These secondary standards offer multi-traceability to the US and EP primary standards, where they are available.

Other Notes

在我们的NMR在线平台ChemisTwin®上可以找到本品对应的数字化标准物质。您可使用ChemisTwin®上的数字等效品鉴定您的样品并进行定量分析（使用数字化外标）。可查看该物质的NMR谱图，只需点击几次鼠标，就能进行在线样品比对。欢迎点击了解更多，开启免费试用之旅。
要查看该材料的分析证书示例，请在下面的栏位中输入LRAC0280。这只是一个示例证书，可能不是您收到的批次。

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pictograms

Corrosion
GHS05

signalword

Danger

hcodes

H314

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1C

supp_hazards

EUH071

存储类别

8A - Combustible corrosive hazardous materials

wgk

WGK 1

flash_point_f

235.4 °F - closed cup

flash_point_c

113 °C - closed cup

分析证书(COA)

输入产品批号来搜索 分析证书(COA) 。批号可以在产品标签上"批“ （Lot或Batch）字后找到。

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实验方案

HPLC Analysis of Lactic Acid Enantiomers on Astec CLC-L, Trace Level Detection

Separation of DL-Lactic acid, ~90% (T)

HPLC Analysis of Organic Acids in Wine/Beer on TSKgel®

Science Slam panel: Leading gene therapy developers discuss commercialization challenges and the importance of robust process development plans.

商品

Separation of Organic Acids with 100% aqueous mobile phase using an Ascentis® Express AQ-C18 HPLC Column

A new RP-HPLC method is proposed for the determination of organic acids in 100% aqueous mobile phase using an Ascentis® Express AQ-C18 column

Paula Gaspar et al.
Biotechnology advances, 31(6), 764-788 (2013-04-10)
The lactic acid bacteria (LAB) are a functionally related group of low-GC Gram-positive bacteria known essentially for their roles in bioprocessing of foods and animal feeds. Due to extensive industrial use and enormous economical value, LAB have been intensively studied
Eileen F O' Shea et al.
Current opinion in biotechnology, 24(2), 130-134 (2013-01-23)
Lactic acid bacteria (LAB) produce a wide variety of antimicrobial peptides (bacteriocins) which contribute to the safety and preservation of fermented foods. This review discusses strategies that have been or could be employed to further enhance the commercial application of
Jan Martinussen et al.
Current opinion in biotechnology, 24(2), 124-129 (2012-12-26)
The ability of lactic acid bacteria to produce lactic acid from various sugars plays an important role in food fermentations. Lactic acid is derived from pyruvate, the end product of glycolysis and thus a fast lactic acid production rate requires
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全球贸易项目编号

货号GTIN
PHR1215-3X1.5ML04061834414629