Metal cleaning chemical NBT-802
NBT-802 is an acid mixture with high bleaching properties, brightens aluminum and copper, creates smooth, inert surface, does not cause surface deformation, protects durable oxidation layer, short bleaching time, high economic efficiency.

Physical and chemical properties
State: solution
Color: orange
Smell: slight pungent smell
pH : <2
Fire: not fire

Technological process:
Brightener NBT-802 – Water wash

Use
– Soak the product directly in the tank containing NBT-802 chemicals.
– NBT-802 is mixed with water before use.
– Ratio, (g/l) : 200 ÷ 500
– Time, minutes: 10 ÷ 15, depending on the actual time, there will be different times
– When the aluminum and copper surface has been cleaned of tarnish, wash it with water and let it dry naturally.
– Tank material, composite (FRP), PP, PE.

Advantage
– Does not cause surface deformation of aluminum and copper
– Simple method, quick removal time, easy to do.
– Low chemical consumption, high economic efficiency.

Notes during use
– NBT-802 metal cleaning chemical is acidic so it reacts strongly with alkali and water. During use, strictly comply with labor safety and environmental hygiene: such as rubber gloves, glasses, masks, boots, ventilation fans.
protective-mask

Handling of accidents.
+ Contact with skin, hands, clothes: change clothes immediately, rinse under running water for 15 minutes.
+ Eye contact: remove contact lenses, rinse gently with clean water for 15 minutes, rest, seek medical advice.
+ Contact through respiratory tract: need to go to fresh air, if having difficulty breathing, give oxygen and see a doctor.
+ Oral contact: drink plenty of water, do not put anything in the throat when the patient faints, see a doctor.
– Storage and inventory: Store in a cool warehouse, clearly label the packaging, date of manufacture, and expiration date. Always keep the can tightly closed.