Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
QB/T 2751-2012 |
Methyl pyrazine 甲基吡嗪 |
China Light Industry
Standards Methyl pyrazine |
![]() English PDF |
QB/T 2750-2012 |
2, 3-DiMethyl pyrazine 2,3-二甲基吡嗪 |
China Light Industry
Standards Methyl pyrazine |
![]() English PDF |
QB/T 2749-2012 |
TriMethyl pyrazine 三甲基吡嗪 |
China Light Industry
Standards Methyl pyrazine |
![]() English PDF |
QB/T 2748-2012 |
TetraMethyl pyrazine 四甲基吡嗪 |
China Light Industry
Standards Methyl pyrazine |
![]() English PDF |
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