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potential current testing equipment

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I.Lubricant Sulfated Ash Tester ASTM D874, GOST 12417, ISO3987 A new type of ceramic furnace is used as the heating body, which has a beautiful ... 2026-08-22 00:46:22
I. Softening Point of Bitumen Tester (Ring and Ball method) ASTM D36 It is suitable for the detection of petroleum pitch and coal tar pitch with a ... 2026-09-15 07:30:35
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