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Shanghai Yidian Physical Optical Instrument Co., Ltd.

(Formerly Shanghai Precision Scientific Instrument Co., Ltd. Physical Optical Instrument Factory )

Application of technology

标准 STANDARD National Standard STANDARD

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This procedure applies to the first verification, subsequent verification and inspection in use of the melting point tester. Melting point measuring instrument includes capillary melting point measuring instrument and hot table melting point measuring instrument ...

This procedure is applicable to newly manufactured, used and repaired 0.02,0.05 visual polarimeter, 0.1,0.2 visual optical sugar meter, 0.01,0.02,0.05 automatic polarimeter ...

This standard specifies the yellow index test method for colorless transparent, translucent, and nearly white plastics. This method is suitable for plate, sheet, film, powder and granular samples, which is not suitable ...

This standard specifies the method for determining the consistency of grease and petroleum grease by the penetration method. This standard applies to grease and petroleum grease (Vaseline) ...

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