1.1 This test method covers the determination of 5 to 500 ppm each of ethylene, total butylenes, acetylene, methyl acetylene, propadiene, and butadiene in propylene concentrates. 1.2 The values stated in SI units are to b
ASTM
Standard Test Method for Hydrocarbon Traces in Propylene Concentrates By Gas Chromatography
STD-36721
1991
2010-05-01
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