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QB/T 1649-1992 Polystyrene foam plastic packaging materials
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This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
2024-08-07 category：Light Industry Standard (QB)+ View
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QB 1802-1993 bicycle rims
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This standard applies to general bicycle rims. QB 1802-1993 Bicycle rims QB1802-1993 Standard download decompression password: www
2025-03-05 category：Light Industry Standard (QB)+ View
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QB/T 1648-1992 Polyethylene coloring masterbatch
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This standard specifies the product classification, technical requirements, test methods, inspection rules and regulations, packag
2025-03-05 category：Light Industry Standard (QB)+ View
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QB/T 1645-1992 Facial cleanser
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QB/T 1645-1992 Facial Cleanser QB/T1645-1992 Standard Download Decompression Password: www.bzxz.net
2025-03-05 category：Light Industry Standard (QB)+ View
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QB/T 1647-1992 Polyvinyl chloride plastic roll floor without substrate
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This standard specifies the product classification, method, inspection rules, marking, packaging, transportation and storage of no
2025-03-05 category：Light Industry Standard (QB)+ View
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QB 1646-1992 Polyurethane synthetic leather
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This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
2025-03-05 category：Light Industry Standard (QB)+ View
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QB/T 1642-1992 Test method for apparent porosity and bulk density of ceramic bodies
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This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
2025-03-05 category：Light Industry Standard (QB)+ View
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QB/T 1641-1992 Chemical analysis method for gypsum for ceramics
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This standard specifies the analysis methods for the adsorbed water, crystal water, acid insoluble matter, sulfur trioxide, calciu
2025-03-05 category：Light Industry Standard (QB)+ View
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