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Spring insulation sample transfer box is used to transfer samples need heat preservation; Impact resistant plastic material; Thermal insulation layer is filled with expanded polystyrene material; With the handle; Form a complete se
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Spring insulation sample transfer box is used to transfer samples need heat preservation; Impact resistant plastic material; Thermal insulation layer is filled with expanded polystyrene material; With the handle; Form a complete set of different temperature insulation components, can be more than 8 hours continuous heat preservation;
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