Physical & chemical analysis：
Chromaticity，Relative density，Absorbance，Transparency，Total hardness，Turbidity，Solubility，Impurities，Titratable acidity，Miscibility in ethanol;
Conductivity，pH value，Colour，Color shade，Oxygen comsumption，Melting point， Refractive index of vegetable oils，Macroscopical matter，Acid value，Acidity，Saponification value，Hydroxy
l value，Peroxide value，Unsaponifiable matter，Ester value，Deliquescent total solid，Nitrate nitrogen，Soluble solids content;
Moisture，Volatile matter，Ash content，Protein，Fat，Starch，Reduce sugar，Saccharose，Lactose，Total sugar，Total acid，Total nitrogen，Energy，Aminonitrogen content，Free fatty acids，Ammonium，Crude fibre，Insoluble dietary fiber，Carbohydrates，Non－fat solid，Volatile salt nitrogen;
Trichloromethane，Tetrachlorophthalic methane，Oxygen consumption，
Class volatile phenol，Anion synthetic detergent；
Sodium chloride，Urease，Histamine，Insoluble content，Sulfate，Cyanide，Free acid，Glutamic acid，Sand;
Methanol and higher alcohols，Ethanol concentration，N－propanol，Isobutanol，Isopentanol.
Elemental Analysis：
Copper，Zinc，Tin，Calcium，Potassium，Sodium，Magnesium，Manganese，Selenium，Iron，Nickel，Aluminum，Barium，Iodine，Phosphorus，Fluoride，Chlorine，Total arsenic and abio－arsenic，Total mercury and organic－mercury，Lead，Cadmium，Chromium.
Pesticide Residue：
Dichlorvos，Malathion，Fenitrothion，Rogor，Parathion，Phorate，Methamidophos，Acephate，Diazinon，Quinalphos，Dimethoate，Fenthion，Monocrotophos，Parathion methyl，
Disulfaton，Ethion;
BHC，DDT，Heptachlor，Quintozene，HCB;
Cypermethrin，Fenvalerate，Deltamethrin，Fenpropathrin，Cyhalothrin，Chlorfenson.
Microorganism Analysis：
Aerobic bacterial count，Coliform bacteria，Salmonella，Shigella，Staphylococcus aureous，Enumeration of molds and yeasts，Streptococcus hemolyticcus，Commercial sterilization，Lactic acid bacteria，Pseudomonas aeruginosa.
Additive:
Sorbic acid，Benzoic acid，Methyl p－hydroxybenzoate，Ethyl p－hydroxybenzoate，Propyl p－hydroxybenzoate，Butyl p－hydroxybenzoate;
New red，Tartrazine，Amaranth，Ponceau 4R，Sunset yellow，Brilliant blue，Indigotine，Allura red，Sudan Ⅰ，Sudan Ⅱ，Sudan Ⅲ，Sudan Ⅳ;
Saccharin，Sodium cyclamate，Acesulfame K，Aspartame;
Monosodium L－glutamate，Disodium 5’－ribonucletide;
Nitrite，Nitrate，Sulphite;
Propylgalate，Total ascorbic acid，Potassium ferrocyanide.
Nutrition Enhancer：
VA，VB1，VB2，VB6，VB12，VC，VD2，VD3，VE，VK1 ，Linoleic acid，
Niacin acid，Calcium pantothenate，Taurines acid
Biological toxic pollutants：
Aflatoxin B1，Aflatoxin M1，Polychlorobienyls(7 type).
Food package：
Potassium permanganate consume quantity，Evaporation residue，Decolor experimentation，Heavy metals，Label，Loss in mass on drying，Ignition residue，Extract by n－hexane，Fornaldehyde，Free hydroxyl－benzene，Free Formaldehyde，Fluorescence test，Decolour test.