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SLS 466 : Part 7 : 1979 : Specification for plant protection products : part 7 : BHC - Colombo BUREAU OF CEYLON STANDARDS 1979 - 22p.

STD2645

SLS 466 : Part 7 : 1979


a632.95
SRI LANKA-STANDARDS
STANDARDS-SRI LANKA

632.95

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