DIFF Subgroup
C04B 22/16 containing phosphorus in the anion, e.g. phosphates
Introduced: January 1985
Full Title
Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators > Acids or salts thereof > containing phosphorus in the anion, e.g. phosphates
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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