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Activated carbon. Standard test method for determination of contact pH
Document status: Active
Gas distribution systems. Objects of liquid petroleum gases. General requirements to operation. Operational documentation
Document status: Replaced by GOST R 54982-2022
Petroleum products. Methods for determination of sulphated ash
Document status: Active
Ion-exchange resins. Methods of determining dynamic ion-exchange capacity
Document status: Active
Petroleum products. Determination of the demulsification ability of petroleum oils and synthetic fluids
Document status: Active