73 / | HD | MEASURING AND TESTING |
863 | DF | SAMPLER, SAMPLE HANDLING, ETC. {11} |
863.41 | .~ Flow divider, deflector, or interceptor {4} | |
863.42 | DF | .~.~> Attached to mouth of dumpable receptacle |
863.43 | DF | .~.~> Having precapture flow guide or homogenizer {2} |
863.51 | DF | .~.~> Having an upstream-facing-opening-type capture element {6} |
863.61 | DF | .~.~> Branched conduit |