化學(xué)名稱: | L-亮氨酸 |
INCI名稱: | 亮氨酸 |
英文名稱: | LEUCINE |
CAS號(hào): | 61-90-5 |
HS編碼 | 2922491990 |
化學(xué)式: | C6H13NO2 |
分子量: | 131.17 |
中文別名: | L-亮氨酸; L-白氨酸; L-2-氨基-4-甲基戊酸; 2-氨基-4-甲基戊酸; 亮氨酸; |
英文別名: | (s)-2-amino-4-methylvalericacid; 1-Leucine; L- LEUCINE 2-Amino-4-methylpentanoicacid; 2-amino-4-methylpentanoicacidChemicalbook; 2-amino-4-methyl-valericaci; 4-methyl-l-norvalin; 4-methyl-norvalin; alpha-Amino-gamma-methylvalericacid |
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 |
比旋度 Specification Rotation | +14.9°~+17.3° |
pH值 pH value | 5.5~7.0 |
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% |
重金屬(鉛) Heavy metal(Lead) | ≤10 ppm |
鐵鹽 Ironic Salt | ≤30 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. |