推荐产品
产品名称
L-亮氨酸, An essential branched chain amino acid.
质量水平
描述
RTECS - OH2850000
Merck USA index - 14, 5451
方案
≥98.5% (by Assay)
表单
crystalline solid
制造商/商品名称
Calbiochem®
储存条件
OK to freeze
颜色
white
溶解性
water: soluble
运输
ambient
储存温度
15-25°C
SMILES字符串
NC(CC(C)C)C(=O)O
InChI
1S/C6H13NO2/c1-4(2)3-5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)
InChI key
ROHFNLRQFUQHCH-UHFFFAOYSA-N
一般描述
This certified reference material (CRM) is produced in accordance with ISO 17034 and characterized in accordance with ISO/IEC 17025. This CRM is traceable to SI unit kg and measured against primary material from a National Metrology Institute (NMI), e.g. NIST.
Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.
Download your certificate at https://www.sigma-aldrich.com to view certified values, including uncertainty, date of expiry, and detailed information about trace impurities.
Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.
Download your certificate at https://www.sigma-aldrich.com to view certified values, including uncertainty, date of expiry, and detailed information about trace impurities.
警告
毒性：标准处理（A）
其他说明
For a complete product listing of our ICP and AAS range, including technical information and example certificates, please visit ICP & AAS standards website.
Detailed information on our complete workflow solutions for ICP-AAS can be found in our Brochure: High-Purity Chemicals for Inorganic Trace Analysis.
In our effort to be more sustainable, we′re going digital with COAs-download them directly from our website.
Detailed information on our complete workflow solutions for ICP-AAS can be found in our Brochure: High-Purity Chemicals for Inorganic Trace Analysis.
In our effort to be more sustainable, we′re going digital with COAs-download them directly from our website.
法律信息
CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
储存分类代码
11 - Combustible Solids
WGK
WGK 1
Adam L Susser et al.
Soft matter, 16(20), 4814-4822 (2020-05-16)
An escaped radial director profile in a nematic liquid crystal cell can be transformed into a pair of strength m = +1/2 surface defects (and their associated disclination lines) at a threshold electric field. Analogously, a half-integer defect pair can
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