5.2. Requirements for Material Qualification & Quantification
 物料的有效投入和量化要求
5.2.1. Material Qualification 物料的有效投入
5.2.1.1. Product Performance Testing 产品性能检测
The Auditor reserves the right to request documentation of product efficacy and/or performance
tests specific to product type that are, if applicable, recognized by national performance standards (ASTM, ANSI, etc.). Examples include performance testing for strength, flexural, fire resistance, etc.
审核员有权查看关于产品性能和或针对具体产品类型的性能检测，例如强度,弯曲,防火性等性
能测试。被国家认可的性能标准（例如 ASTM,ANSI 等）为优选。
5.2.1.2. Supplier Verification & Validation 供应商验证和确认
The manufacturer shall provide a signed SCS Supplier Affidavit Form from all suppliers of recycled
material providing ≥2% of total recycled material by weight. A signed SCS Supplier Affidavit Form
must be received from suppliers of recycled material accounting for at least
95% of material by weight. Suppliers may be contacted by SCS to confirm validity and, on condition of their consent, may be subject to further review.
生产企业应需提供 SCS 签字的供应商承诺书，由提供超过回收材料总重量２%的回收原料供应
商签字，且至少占回收材料比重 95%的供应商均需签署此承诺书。SCS 可能会联系供应商以验
证其有效性，并根据他们的反馈信息，进一步验正。
At its discretion, SCS may choose to employ alternative or supplemental means of qualifying sources
of recycled material, which could include an onsite audit of the supplier or evidence of the
implementation of a robust vendor selection process and supplier requirements.
SCS 判定，可以选用替代方法或补充的方式验正回收成分的来源，包括对供应商现场审核，或
者提供足够的证据证明执行了供应商甄选和供应商要求程序。
5.2.1.3. Records of Suppliers 供应商记录
The manufacturer shall maintain records that demonstrate it has an active business relationship with 
each supplier of recycled material. These records might include invoices, bills of lading, delivery receipts, supplier affidavits, or manufacturer evaluations/audits of suppliers.
生产企业需保存与回收材料供应商进行积极合作关系的证据。这些记录包括、提单、接收
记录、供应商承诺书、或对供应商的生产/审核的评估。
For precious metal, and 3T metal (tin, tungsten, and tantalum) products, the manufacturer shall 
demonstrate the implementation of a “Know Your Customer” procedure.
对于稀有金属和 3T 金属（锡、钨、钽）产品，生产企业应展示“了解你的客户”的程序。