Small molecular peptide was extracted from wheat protein by directed enzyme digestion and advanced membrane separation technology. Wheat oligopeptides, rich in methionine and glutamine, are widely used in food and health care products.
| 检测项目 Iterms | 检测标准 Standard | 检测结果 Test results | |
|---|---|---|---|
| 组织形态 Organizational form | 均匀粉末状,无结块 Uniform powder, no caking | 合格Pass | |
| 颜 色 Color | 浅灰色或淡黄色粉末 Light grey or light yellow powder | 合格Pass | |
| 滋味与气味 Taste and smell | 具有本产品特有的滋味与气味,无异味 With this product unique taste and smell, no smell | 合格Pass | |
| 杂 质 Impurity | 无肉眼可见外来杂质 No visible exogenous impurity | 合格Pass | |
| 堆积密度(g/ml) Bulk density | ----- | 0.28 | |
| 蛋白质(%) Protein | ≥80.0(干基 Dry basis) | 85.0 | |
| 水分(%) Moisture | ≤7.0 | 4.28 | |
| 灰分(%) Ash | ≤7.0 | 4.38 | |
| pH值(6.67%的水溶液) | ----- | 6.30 | |
| 肽含量(%) Peptide | ≥75.0(干基 Dry basis) | 76.0 | |
| 平均分子量(Dal) Average molecular weight | <3000 | 合格Pass | |
| 总谷氨酸(%) Total glutamic acid | ≥15.0(干基 Dry basis) | 15.3 | |
| 重金属(mg/kg) Heavy Metals | 铅(Pb) | ≤0.4 | 合格 Pass |
| 汞(Hg) | ≤0.02 | 合格 Pass | |
| 铬(Cr) | ≤1.0 | 合格 Pass | |
| 菌落总数(CFU/g) Total Bacteriast | n=5, c=2, m=104, M=5×105 | 80 | |
| 大肠菌群(MPN/g) Coliforms | n=5, c=1, m=10, M=102 | <3 | |
| 致病菌(沙门氏菌、志贺氏菌、 副溶血性弧菌、 金黄色葡萄球菌) Harmful Bacteria(Salmonella, Shigella, C Vibrio parahaemolyticus, CStaphylococcus aureus) | 不得检出 Negative | 未检出 Not Detected | |