GB/T 631返回 Back
Test or certification item 测试或认证名称: 化学试剂 氨水



Refer products 涉及产品:  氨水
 


Lead time 周期:  常规服务 regular service 12 工作日 working days ( URGENT service, to be confirm, 加急服务待定 )
 


Sample size 送样规格:  500ml x 4 每种颜色每种溶液


Sample report 样本报告:
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Photo for reference 涉及图片:

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