The following relevant knowledge of purified water inspection, purified water inspection operating procedures: 1. Scope of application of purified water inspection operating procedures: applicable to purified water inspection. 2. Inspector of the Purified Water Inspection Operating Procedures Duty Inspector: Perform inspection in strict accordance with SOP. QC Supervisor: Supervise and inspect the implementation. 3. Properties Take 10ml of this product and place it in a clean container. Observe the light in a bright place. It is colorless and transparent, without fine particles and precipitation. 4. Identification 4.1. Reagents: methyl red, sodium hydroxide, bromothymol blue, silver nitrate, barium chloride, ammonium oxalate, calcium hydroxide, potassium permanganate, potassium chloride, diphenylamine sulfate, para-amino Benzenesulfonamide
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