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BS 3338 : Part 20 : 1970 : Method for the determination of nickel in capping metal ( photometric method) - pt. 20 : methods for the sampling and analysis of tin and tin alloys - London B.S.I. 1970 - 7p.

STD741

BS 3338 : Part 20 : 1970

669.6 / : 543+669.65.018.24 : 546.74

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