Description

PA -220 ORGANIC IMPURITIES TEST

ASTM C.40

In aggregate contains organics impurities it may not be suitable for inclusion in concrete , organic impurities usually tannic acid its derivaties my interfere with the chemical reactons of hydration. Impurities are more likely to be found in fine (sand) aggregate

Specification Alat Laboratorium Teknik Sipil PA -220 ORGANIC IMPURITIES TEST:

PA -220.1    Glass Bottle 300 ml cap, graduated glass with with stooper 3 pcs

PA -220.2    Stoke Solution Sodium hydroxide solution (NaOH) 1   ltr

PA -220.3    Standard Colour Chart  5 standard colour 1   pc