RS ISO 3452-1: 2021 NON-DESTRUCTIVE TESTING — PENETRANT TESTING —
PART 1: GENERAL PRINCIPLES
34,500.00
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69,000.00
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Rwanda Standards
RS ISO 2271: 1989 SURFACE ACTIVE AGENTS — DETERGENTS — DETERMINATION OF ANIONIC-ACTIVE MATTER BY MANUAL OR MECHANICAL DIRECT TWO-PHASE TITRATION PROCEDURE