Batch worksheet · 批次质检工作表

Pre-shipment COA worksheet

Agree the inspection fields before production. Complete actual results only from the identified lot and keep the method, condition, unit and authorized review traceable.

Confirm COA fields

Batch information / 批次信息

Customer / 客户

PO or contract / 订单号

Product and grade / 产品牌号

Batch no. / 批次号

Production date / 生产日期

Quantity / 数量

Color / 颜色

Packing / 包装

Inspection results / 检验结果

Item	Method & condition	Unit	Agreed requirement	Actual result	Pass/Fail
Appearance / 外观
Pellet uniformity / 颗粒均匀性
Color / 颜色
Density / 密度
Hardness / 硬度
Tensile strength / 拉伸强度
Elongation / 断裂伸长率
Thermal stability / 热稳定
Electrical item if agreed / 约定电性能
Flame item if agreed / 约定阻燃项目
Other buyer requirement / 其他要求

Approval / 批准

QC conclusion / 结论

Tested by / 检验

Reviewed by / 复核

Authorized signature and date / 授权签字日期

A blank worksheet is not a COA. Target values, TDS entries and customer requirements must not be copied into “Actual result” without the corresponding lot record.