
| 化學(xué)名稱: | DL-苯丙氨酸 | 
| INCI名稱: | 苯胺基丙酸 | 
| 英文名稱: | DL-PHENYLALANINE | 
| CAS號(hào): | 150-30-1 | 
| HS編碼 | 2922491990 | 
| 化學(xué)式: | C9H11NO2 | 
| 分子量: | 165.19 | 
| 中文別名: | DL-苯丙氨酸; DL-α-氨基-β-苯基丙酸; 阿司帕坦雜質(zhì)C; (±)-2-氨基-3-苯基丙酸; 苯胺基丙酸; DL-2-氨基苯丙酸; DL-2-氨基-3-苯基丙酸; DL-Α-氨基-Β-苯丙酸; DL-N-苯丙氨酸; DL-α-氨基-β-苯丙酸 | 
| 英文別名: | phenylalanine; H-DL-Phe-OH; 2-Amino-3-phenylpropanoic acid; (±)-2-Amino-3-phenylpropionicacid; DL-.α.-Amino-.β.-phenylpropionic acid; DL-Phenylalanine | 
| 指 標(biāo) Specification | 標(biāo) 準(zhǔn) 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(wú)色至淺黃色Transparent colorless to light yellow | 
| pH值 pH value | 5.4-6.0 | 
| 比旋度 Specification Rotation | -33.0°~-35.0° | 
| 干燥失重 Loss on Drying | ≤0.2% | 
| 灼燒殘?jiān)?/span> Residue on Ignition | ≤0.1% | 
| 氯化物Chloride | ≤0.02% | 
| 硫酸鹽Sulfate | ≤0.02% | 
| 銨鹽Ammonium salt | ≤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(cè) 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. | |