Dry Powder Fire Extinguishing Agent Penetrometer 0 ~ 700 Cone Degree GB 4066
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SD-2801A Dry powder fire extinguishing agent penetrometer SD-2801A dry powder fire extinguishing agent penetration tester is designed and manufactured according to the requirements of "dry powder fire extinguishing agent" GB 4066-2017 and GA979-......
Shandong Shengtai instrument co.,ltd
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