CHEMPHOS DRP (RUST REMOVER)
AMPHOSPHOS IRON PHOSPHATE COATING ON STEEL
CHEMPHOS-DRP gives corrosion iron -phosphate coating which serves as an excellent base for paints The iron- phosphate coating beneath a paint film improves paint adhesion and also prevents spread of corrosion under the paint film, in case,scratches and cuts are developed on the painted surface.
The coating weight is between 150 mg to 200 mg /sq. ft. and it meets the specification of IS 3618 1966 Class D.
CHEMPHOS- DRP CONCENTRATION
Pipette 10 cc of the bath solution , add 5 drops of phenolphthalein indicator shake well and titrate against 0.1N sodium hydroxide, till color changes toper manent pink. The number of cc of sodium hydroxide corresponds to Total Acid Pointage.
HANDLING AND SAFETY PRECAUTIONS
CHEMPHOS-DRP is acidic in nature. Normal safety precautions such as rubber gloves and aprons as well as safety glasses should be worn when handling this chemical. In case of contact with skin , flush with plenty of water and obtain medical attention.
CHEMPHOS- DRP solutions are acidic and contain phosphate ion Consult Chem Coat India experts with regard to waste disposal regulation and process.
Our recommendations are made in good faith and are based on our skill and experience. However, since the conditions of use of these products are beyond our control, this information is given on the express condition and agreement that Chem Coat india will not be liable to any person by reason thereof. Nothing herein shall be deemed to be recommendation,to use any product in violation of existing patent rights.