Ammonium hydrogen fluoride
Used as glass etchant, disinfectant, preservative, solvent for metal ruthenium, surface treatment agent for silicon steel plate, etc.
Citric acid monohydrate
Mainly used in food and beverage industry as sour agent, seasoning agent, preservative and preservative.
Mainly used in pharmaceutical intermediates, spices, adhesives, resin additives, plating polish.
Complexing agent, masking agent, precipitating agent, reducing agent, bleaching agent, mordant, etc.
Used in the manufacture of medicines, spices, dyes and lacquers.
Chromium potassium sulphate
Used as tanning agent, mordant for printing and dyeing, analytical reagent, etc.
White crystalline granule or powder