supply:1000罐
Deliver goods:1 days after paydown
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===under info was translated buy computer===
| Product grade: | High purity helium |
|---|---|
| CAS number: | 275-187-7 |
| Executive quality standard: | National standard |
| Content: | 99.999% |
| Manufacturer / origin: | Henan Yuanzheng / USA |
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