| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard | 
		
			| GB/T 16783.1-2025 | English | 1639 | 
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                    Days<=10
                 | 
                    Petroleum and natural gas industries - Field testing of drilling fluids - Part 1: Water-based fluids
                 | 
                    GB/T 16783.1-2025
                 | Valid | 
                    GB/T 16783.1-2025
                 |