GB/T 13522-2008 in English

《GB/T 13522-2008骨质瓷器》由TC405（全国日用陶瓷标准化技术委员会）归口，主管部门为中国轻工业联合会。
标准规定了骨质瓷器的产品分类、技术要求、试验方法、检验规则及标志、包装、运输、贮存规则。
本标准适用于以磷酸三钙为主要成分的日用骨质瓷器。

1 Scope

This standard specifies the rules for product classification, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of bone china.
This standard is applicable to domestic bone china with the main component of tricalcium phosphate.

2 Normative References

The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies.
GB/T 1871.1-1995 Phosphate rock and concentrate — Determination of phosphrous pentoxide content — Quinoline phosphomolybate gravimetric and volumetric methods
GB/T 2828.1-2003 Sampling procedures for inspection by attributes — Part 1: Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection (ISO 2859-1:1999, IDT)
GB/T 2829-2002 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability)
GB/T 3298 Standard test method for crazing resistance of domestic ceramic ware by a thermal shock method
GB/T 3299 Test method for water absorption of domestic ceramic ware
GB/T 3300 Standard test method for deformation measurement of domestic ceramic ware
GB/T 3301 Standard method for measurement of volume, rim diameter allowance, height allowance, weight allowance and size of defects of domestic ceramic ware
GB/T 3302 Rules of package mark transport and reserve for domestic ceramic ware
GB/T 3303 Terms used for defects for domestic ceramic ware
GB/T 3534 Standard testing methods for lead and cadmium release from domestic ceramic
GB/T 5000
Terms for domestic ceramics
GB 12651 Standard permissible limits of lead and cadmium release from ceramic ware in contact with food (GB 12651-2003, ISO 6486-2:1999, NEQ)
QB/T 1503 Test method for whiteness of domestic ceramics

3 Terms and Definitions

For the purpose of this standard, the terms and definitions specified in GB/T 5000 and GB/T 3303 and the following apply.