RS ISO 2271: 1989 SURFACE ACTIVE AGENTS — DETERGENTS — DETERMINATION OF ANIONIC-ACTIVE MATTER BY MANUAL OR MECHANICAL DIRECT TWO-PHASE TITRATION PROCEDURE
7,500.00
157
1,177,500.00
2
Rwanda Standards
RS ISO 7514: 1990 INSTANT TEA IN SOLID FORM — DETERMINATION OF TOTAL ASH