TaxonomyMap
NAICS
UNSPSC
UNSPSC
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81000000
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81140000
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81141500
UNSPSC
Class
81141500
Quality control
Sub-categories (6)
81141501
Materials testing
81141502
Materials synthesis
81141503
Materials or product inspection
81141504
Equipment test calibration or repair
81141505
Production standards development
81141506
Product testing