TEL
Zhongzheng Testing can provide routine physical and chemical items and nutritional content testing in food.
Routine physical and chemical items and nutrition composition testing
| Physical and chemical indicators | Dry-weight loss, burning residue, water, protein, ash, density, net content, acid price, peroxide value, etc |
| Animal and plant grease | Qualitative test of grease, water and volatile matter, saponification value, unsaponification, iodine value, etc |
| Nutrition labels | Protein, fat, carbs, energy, sodium |
| Tracronutrients | Fat-soluble vitamins A, D, E, K, Water-soluble vitamins B, vitamin C, etc |
| Physical and chemical analysis of catering | Alkyl (benzene) sodium sulfonate, free residual chlorine, etc |
| Anion detection | Sulphate ion, fluorine ion, nitrate ion, nitrite ion, phosphate ion, etc |
| Other physical and chemical tests | Total sugar, reduced sugar, amino acid nitrogen, cholesterol, crude fat, total phosphorus, total acid, histamine, etc |
| Mineral elements | Calcium, phosphorus, potassium, magnesium, iron, zinc, sodium, chromium, manganese, nickel, fluorine, iodine, selenium, molybdenum, tin, etc |
Agricultural residue detection
Detection of food additives and
Food toxic substances detection
inductively coupled plasma mass（ICP-MS）
Triple four-level rod liquid qu（LC-MS-MS）
Triple four-level rod liquid qu（GC-MS-MS）
