Patent ID: 6324924
Filing Date: 2001-12-04
Classification: G01N

Abstract:
A sampling system comprising a sample source containing a measured sample, and further comprising:(a) a switched sample measuring container controllably switched so that said measured sample is obtained therein from said sample source;(b) an additive measuring container having an input from a supply of a sample additive wherein said additive measuring container holds a measured size sample additive,(c) wherein said sample and sample additive are measured to a specified ratio and said ratio is dependent on the relative sizes of said measured sample and sample additive;(d) a mixing chamber connected to said sample measuring container and said additive measuring container to receive said measured quantities;(e) control valves connected to said sample measuring container and said additive measuring container to control transfer into said mixing chamber;(f) an outlet connected to said mixing chamber for delivery after mixing of said sample and said additive; and(g) wherein said sample measuring container comprises a measured sample loop having two ends and a calculated capacity, and said loop is connected to two ports of a multiport control valve.