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Stroma:Ultrapure water

Form:Liquid

Storage conditions:Store in cool, airtight and dark condition. Before use, it should be kept constant temperature to 20±4℃ and let stand to take the supernatant for use. It should be used for one-time use after opening. Strictly prevent contamination during use.

Applications:Environmental monitoring.

Packing:Polyethylene bottle

Matters needing attention:Before use, it should be kept constant temperature to 20±4℃ and let stand to take the supernatant for use. Strictly prevent contamination during use.

Reference material:2020 Chinese Pharmacopoeia fourth edition, Chemical Laboratory Handbook third edition, Determination of Water Quality Ammonia Nitrogen HJ535-2009