This standard specifies the test method for the content of heavy metals in shoe polis - inductively coupled plasma optical emis ion spectrometry to test the nine heavy metals lead (Pb), cadmium (Cd), nickel (Ni), chromium (Cr), and cobalt (Co) in shoe polis . , copper (Cu), antimony (Sb), arsenic (As) and mercury (Hg) content determination method. This standard is applicable to the determination of heavy metal content in all shoe polis es, but is not applicable to the determination of shoe polis after use.
QB/T 4337-2012 Referenced Document
GB/T 6682-2008 Water for analytical laboratory use.Specification and test methods