Which of the following is a bleaching agent added in the detergents to – McqOptions

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1.	Which of the following is a bleaching agent added in the detergents to facilitate removal of stains caused due to blood, tea etc?%!
A.	Sodium silicate
B.	Sodium borate
C.	Sodium tripolyphosphate (STPP)
D.	Caustic soda
Answer» C. Sodium tripolyphosphate (STPP)

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