
化學名稱:  | DL-絲氨酸  | 
INCI名稱:  | 絲氨酸  | 
英文名稱:  | DL-SERINE  | 
CAS號:  | 302-84-1  | 
HS編碼  | 2922509099  | 
化學式:  | C3H7NO3  | 
分子量:  | 105.09  | 
中文別名:  | DL-絲氨酸; DL-蠶絲氨基酸DL-2-氨基-3-羥基丙酸DL-β-羥基丙氨酸; DL-2-氨基-3-羥基丙酸; 2-氨基-3-羥基丙酸; 羥基氨基丙酸; 絲氨酸; DL-β-羥基丙氨酸  | 
英文別名:  | serine; DL-SER; SERINE; Serine,dl; DL-SERINE,FCC; SERINE, (L); DL-Serine; Dl-SerinePuriss; DL-SERINE; DL-2-Amino-3-hydroxypropionic Acid; H-DL-SER-OH; H-DL-Ser-OH; 2-Amino-3-Hydroxypropionicacid; DL-Serin  | 
指 標 Specification  | 標 準 Standard  | 
外觀 Appearance  | 白色或類白色結(jié)晶性粉末White or almost white crystalline powder  | 
溶液外觀 Appearance of the Solution  | 透明無色至淺黃色Transparent colorless to light yellow  | 
pH值 pH value  | 5.5~6.5  | 
比旋度 Specification Rotation  | +14.0°~+15.6°  | 
干燥失重 Loss on Drying  | ≤0.2%  | 
灼燒殘渣 Residue on Ignition  | ≤0.1%  | 
氯化物Chloride  | ≤0.25%  | 
硫酸鹽Sulfate  | ≤0.02%  | 
重金屬(鉛) Heavy metal(Lead)  | ≤10 ppm  | 
鐵鹽 Ironic Salt  | ≤10 ppm  | 
透光率Light transmittance  | ≤98.0%(430nm)  | 
含量 Assay(drying basis)  | 98.5~101.5%  | 
微生物檢測 Microbial Test  | |
總菌數(shù) Total Aerobic  | ≤1000cfu/g  | 
霉菌和酵母 Yeast & Mold  | ≤100cfu/g  | 
大腸桿菌 E.coli  | Negative  | 
沙門氏菌 Salmonella  | Negative  | 
Package: In 25Kg net per fiber drum, inner polythene bags. We can provide the packing as per your request.  | |