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HG 20238-2003 Chemical engineering budget norm (upper, lower)
Issued on: 2003-1-21 Price(USD): 22500.0 |
T/CCASC 4003.1-2022 Cost accounting method for chlor alkali industry―Part 1:Potassium hydroxide
Issued on: 2022-08-15 Price(USD): 315.0 |
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