A pesticide chemical in pure form as it is manufactured prior to being formulated into an end-use product (e.g. wettable powders, granules, emulsifiable concentrates). Registered manufactured products composed of such chemicals are known as Technical Grade Products.
TECHNICAL-GRADE ACTIVE INGREDIENT (TGA)
Meaning of TECHNICAL-GRADE ACTIVE INGREDIENT (TGA) in English
Environmental engineering English vocabulary. Английский словарь экологического инжиниринга. 2012