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尊龙凯时人生就是博
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He
Product Name：Helium
CAS Number: 7440-59-7 UN Number:1046 Cylinder size: 40L, 47L, 50L Valve type: CGA580, DIN6, QF-42, W22R Purity grade: 99.99~99.9999%
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Product Details
气瓶容积：
40升
充装压力：
交货方式：
工厂交货/送货上门
尊龙凯时人生就是博
