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QB/T 1640-1992 Test method for physical properties of gypsum powder for ceramic moulds
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This standard specifies the test conditions and methods for the sieve residue, standard consistency, setting time, flexural streng
2025-03-05 category：Light Industry Standard (QB)+ View
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QB/T 1639-1992 Gypsum powder for ceramic moulds
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This standard specifies the terminology, product classification, technical requirements, test methods, inspection rules and markin
2025-03-04 category：Light Industry Standard (QB)+ View
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QB/T 1638-1992 Talc for daily-use ceramics
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This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
2025-03-04 category：Light Industry Standard (QB)+ View
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QB/T 1637-1992 Quartz for daily ceramics
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This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
2025-03-04 category：Light Industry Standard (QB)+ View
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QB 1800-1993 Orchid Tree Oil
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This standard specifies the technical requirements, test methods and inspection rules for cymbidium orchid oil. This standard appl
2025-03-04 category：Light Industry Standard (QB)+ View
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QB/T 1636-1992 Feldspar for daily-use ceramics
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This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
2025-03-04 category：Light Industry Standard (QB)+ View
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QB/T 1634-1992 Tang Sancai
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This standard specifies the terminology, product classification, technical requirements, test methods, inspection rules and markin
2025-03-04 category：Light Industry Standard (QB)+ View
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QB/T 1633-1992 Decal paper
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This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging,
2025-03-04 category：Light Industry Standard (QB)+ View
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