RS ISO 1249:1974/Cor 1:1992 ZINC CHROMATE PIGMENTS — BASIC ZINC
POTASSIUM CHROMATE PIGMENTS AND ZINC
TETRAHYDROXYCHROMATE PIGMENTS
10,500.00
45
472,500.00
2
Rwanda Standards
RS ISO 11733: 2004 WATER QUALITY — DETERMINATION OF THE
ELIMINATION AND BIODEGRADABILITY OF ORGANIC
COMPOUNDS IN AN AQUEOUS MEDIUM —
ACTIVATED SLUDGE SIMULATION TEST