化學名稱: | N-乙酰-DL-蛋氨酸 |
INCI名稱: | 乙酰蛋氨酸 |
英文名稱: | ACETYL METHIONINE |
CAS號: | 1115-47-5 |
HS編碼 | 2930909099 |
化學式: | C7H13NO3S |
分子量: | 191.25 |
中文別名: | N-乙酰-DL-蛋氨酸; N-乙酰-DL-甲硫氨酸; 乙酰-DL-甲硫氨基丁酸; N-乙酰蛋氨酸 |
英文別名: | N-ACETYL-DL-METHIONINE N-Acetyl-DL-methionine; 2-acetamido-4-methylsulfanylbutanoic acid; Ac-DL-Met-OH; 2-Acetamido-4-(methylthio)butanoic acid; Methionamine |
指 標 Specification | 標 準 Standard |
外觀 Appearance | 白色或類白色結晶性粉末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 | 5.6~6.1 |
比旋度 Specification Rotation | +22.4°~+24.7° |
熔點 Melting Point | 104~110℃ |
干燥失重 Loss on Drying | ≤0.3% |
灼燒殘渣 Residue on Ignition | ≤0.4% |
氯化物Chloride | ≤0.05% |
硫酸鹽sulfate | ≤0.03% |
鐵鹽 Ironic Salt | ≤30ppm |
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. |