CH97052

Nitrate Assay Test Kit In Food ,Milk Samples ,Water, Meat, Vegetables, Pickles

【Product Description】

                 Nitrate Test Kit is a colorimetric assay for the determination of Nitrate in food,Water, milk samples/meat/vegetables/pickles

【Procedure Overview】

                  Nitrate in the sample will react to reagent A with the help of Zinc powder. The solution will show varying degrees of purplish red. The concentration is proportional to the color. You can read the concentration from chromatic card.

【Kit Contents, Storage and Shelf Life】

              Nitrate Test Kit is 100T/kit,Storage in 2-8°C ,one year.

WATER,MILK:

• Get 0.5ml sample in one transparent test tube,add Zinc powder just one small spoon(≈3g), vortex 30 seconds. Wait 5 minutes.
• Add Reagent A 0.3ml,vortex 5 seconds.
• After 2 minutes can see the color and compare with the Chromatic card.

Vegetable

1. Select the vegetable sample, wipe off the surface soil, cut the sample into small pieces, and take 5g into the bottle with the lid.
2. Add 10ml of purified water or distilled water, shake for 5 minutes and let stand for more than 2 minutes.

3,Get 0.5ml sample in one transparent test tube,add Zinc powder just one small spoon(≈3g), vortex 30 seconds. Wait 5 minutes.

• Add Reagent A 0.3ml,vortex 5 seconds.
• After 2 minutes can see the color and compare with the Chromatic card.