Agriculture quality testing

Criteria for assessing the quality of agricultural products in terms of nutrition:

Nutritional quality is the most important indicator of the quality of agricultural products. An agricultural product with a high nutritional content must be able to satisfy the most nutritional-related factors such as:

• Water
• Energy
• Mineral salts
• Vitamin
• Other biologically active substances

Criteria for assessing the quality of agricultural products in terms of processing quality

The criteria for assessing the quality of agricultural products in terms of processing quality are divided into 2 main groups: agricultural products for eating and agricultural products for processing:

• Criteria for the group of agricultural products used for eating include sensory criteria, food and cooking quality.
• The criteria for the group of agricultural products used for processing include the criteria for the dry matter content and the content of the desired substances after processing.

Criteria for assessing the quality of agricultural products in terms of sensory quality and edible quality

Sensory parameters of agricultural products include:

• Color
• Fresh condition
• Scent
• Size
• Strange marks appear on agricultural products such as insect bites, insect marks, etc.
• Other physiological disorders and stains.

The food quality indicators of agricultural products include:

• Sweetness
• Sourness
• Friction
• Flexibility
• Smoothly

Criteria for assessing the quality of agricultural products in terms of seed quality

Seed quality is considered as one of the four most important factors of crops and agricultural products. A high-quality seed or tuber must meet the following criteria:

• The least potential pest
• Having a physiological age, also known as an appropriate individual age
• Grow, develop and give the highest yield and quality of crops.

Criteria for assessing the quality of agricultural products in terms of commodity quality

The quality of goods to consider the criteria for assessing the quality of agricultural products includes:

• Packaging quality
• Shipping quality
• Aesthetic quality

Criteria for assessing the quality of agricultural products in terms of preservation quality

The preservation quality of agricultural products is used only to ensure that the agricultural products sold are the cleanest and best for health. Preservation quality is evaluated based on a number of criteria such as:

• The perfection of agricultural products
• Shell condition of agricultural products
• The hardness of agricultural products
• The concentration of potentially harmful microorganisms.

Criteria for assessing the quality of agricultural products in terms of quality, hygiene and food safety

Food safety quality is usually based on the following criteria:

• Pollution level of soil, water and air environment
• Residues of pesticides and chemical plant protection substances, agricultural fertilizers
• The agricultural produce processing, preserving and selling agricultural products

• Rice
• Cassava
• Wheat
• Grains and legumes
• Pepper, cashew nuts
• The coffee
• Tea
• Corn

• Spice
• Fodder
• Cooking oils and fats
• Palm oil
• Milk and dairy products
• Wood, ceramic, bamboo, PP/PE bag
• Cotton
• Other products.

• Macronutrients: Protein, lipid, carbohydrates, amino acids, cellulosic fibers...
• Micronutrients: Vitamins, trace elements.
• Food additives: Preservatives, colors, flavors, flavorings, sweeteners; additives to enhance digestion and absorption such as digestive fiber, enzymes, DHA, EPA...
• Residues of antibiotics and other chemicals: Chloramphenicol, Nitrofurans derivatives, Malachites, Fluoroquinolones group, Sulfonamides group, Tetracyclines group... in food and seafood.
• Residues of pesticides family Chlor, family Phosphorus, family Asteraceae, family Carbamate; residues of fungicides and herbicides.

• Heavy metal residues: As, Pb, Hg, Cd, Cu, Fe, Zn, Cr, Mn, Ni, Se, ...
• Residues of animal growth hormone (Clenbuterol, Salbutamol, DES,...), plant growth hormone residues (Gibberellic acid, α-NAA, β-NOA, ...)
• Toxic: PCB, PAH, Dioxin, Furan, Melamine, DEHP…
• Marine biological toxins: DSP, PSP, ASP, and other toxins, Mycotoxins (Aflatoxin, Ochratoxin A, DON, Zearelanon,...) in cereals, milk; 3-MCPD in soy sauce; Histamine in fish, fish sauce...

Food and Feed Testing Service