handheld refractometer

handheld refractometer, Total:4 items.

The international standard classification for "handheld refractometer" includes: .

The Chinese standard classification for "handheld refractometer" includes: Mechanics Measurement .

National Metrological Verification Regulations of the People's Republic of China

• JJG 820-1993 Verification Regulation of Hand Saccharimeter (Content-meter )and Hand Refractometer

Japanese Industrial Standards Committee (JISC)

• JIS B 7185:1979(1994) Hand Saccharimeter

Gosstandart of Russia

• GOST 33592-2015 Cooling liquids. Determination of freezing point by hand-held refractometer

Association Francaise de Normalisation

• NF EN ISO 10342:2010 Ophthalmic Instruments - Refractometers

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