ASTM D2280-66(1972)

Заменен

Method of Test for Color of Phthalic Anhydride in the Molten State and After Heating (Withdrawn 1976) — 0 стр.

Ссылочные документы

Действует

Standard Test Method for Color of Maleic Anhydride in the Molten State and After Heating (Platinum-Cobalt Scale) — 4 стр.