Maximum permissible concentration (MPC) of O-isobutyl-beta-diethylaminoethanethiol ether of methylphosphonic acid at soil of storage and destruction of chemical weapons areas
Maximum allowable level (MAL) of pollution with O-isobutyl-beta-n-diethylaminoethylthiol ester of methyl-phosphonic acid (substance of type Vx) of the metal waste surfaces that have passed thermal processing