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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| HG/T 5045-2016 |
(Containing humic acid urea) 含腐植酸尿素 |
China Chemical Industry
Standards Containing humic |
 English PDF |
| SY/T 5814-2008 |
Determination of the content of humic acid in drilling fluids additives containing the same 钻井液用腐植酸类处理剂中腐植酸含量的测定 |
China Oil & Gas Industry
Standards Containing humic |
English PDF |
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