化学名称: | D-异亮氨酸 |
INCI名称: | —— |
英文名称: | D-ISOLEUCINE |
CAS号: | 319-78-8 |
HS编码 | 2922499990 |
化学式: | C6H13NO2 |
分子量: | 131.17 |
中文别名: | D-异亮氨酸; (2R,3R)-2-氨基-3-甲基戊酸 |
英文别名: | D-isoleucine; (2R (3R)-2-Amino-3-methylpentanoic acid; H-D-Ile-OH; H-D-Allo-Ile-OH; D-Isoleucine; (2R,3R)-2-Amino-3-methylpentanoic acid |
指 标 Specification | 标 准 Standard |
外观 Appearance | 白色或类白色结晶性粉末White or almost white crystalline powder |
溶液外观 Appearance of the Solution | 透明无色至浅黄色Transparent colorless to light yellow |
pH值 pH value | 5.5~7.0 |
比旋度 Specification Rotation | +38.9°~-41.8° |
干燥失重 Loss on Drying | ≤0.3% |
灼烧残渣 Residue on Ignition | ≤0.3% |
氯化物Chloride | ≤0.05% |
硫酸盐Sulfate | ≤0.03% |
铵盐Ammonium salt | ≤0.02% |
重金属(铅) Heavy metal(Lead) | ≤10 ppm |
铁盐 Ironic Salt | ≤30 ppm |
透光率Light transmittance | ≤98.0(430nm) |
含量 Assay(drying basis) | 98.5~101.5% |
微生物检测 Microbial Test | |
总菌数 Total Aerobic | ≤1000cfu/g |
霉菌和酵母 Yeast & Mold | ≤100cfu/g |
大肠杆菌 E.coli | Negative |
沙门氏菌 Salmonella | Negative |
Package: In 25Kg net per fiber drum, inner polythene bags. We can provide the packing as per your request. |