阿法埃莎
全场适用
CAS号:3374-22-9
品名:DL-半胱氨酸cysteine
中文别名:2-氨基-3-巯基丙酸;DL-丰胱胺酸;3-巯基-DL-丙氨酸;DL-2-氨基-3-巯基丙酸;(±)-2-氨基-3-巯基丙酸;
英文别名:2-amino-3-sulfanylpropanoicacid;2-Amino-3-mercaptopropionicacid;2-Amino-3-mercaptopropionicacid;EINECS222-160-2;2-Amino-3-mercaptopropanoicacid;DL-Cysteine;2-amino-3-sulfopropionicacid;
分子式:C3H7NO2S
分子量:121.158
精确质量:121.02
Psa:102.12
EINECS号:222-160-2
MDL号:MFCD00004881
外观与性状:白色固体
密度:1.334 g/cm3
沸点:293.9ºC at 760 mmHg
熔点:225ºC (dec.)
闪点:131.5ºC
折射率:1.549
稳定性:Stable. Incompatible with strong oxidizing agents,
储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Refrigerator (approx 4ºC).
安全说明:S26; S36/37/39
危险类别码:R20/21/22
海关编码:2930909090
危险品标志:Xn; Xi
信号词:Danger
危险性防范说明:P280; P301 + P312 + P330; P303 + P361 + P353; P304 + P340 + P310; P305 + P351 + P338
危险标志:GHS05, GHS07
危险性描述:H302; H314; H335
简介:Cysteineisanon-essentialaminoacidthatcanbesynthesizedbythehumanbodyundernormalphysiologicalconditionsifasufficientquantityofmethionineisavailable.Cysteineiscommonlyusedasaprecursorinthefoodandpharmaceuticalindustries.Cysteineisusedasaprocessingaidforbaking,asanadditiveincigarettes,aswellasinthepreparationofmeatflavours.
规格:
100mg
10g
100g
25g
5g
5G
500g
1g