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ASTM Class 4

ASTM Class 4 Calibration Weights for calibration checks of laboratory balances are stainless steel with a satin finish, supplied with protective plastic case and glove for handling. Models are available with NIST Traceable or NVLAP Certifications.

Calibration Weight, ASTM Class 4, 10g
Models: OBA-401, OBA-401T, OBA-401W
Calibration Weight, ASTM Class 4, 20g
Models: OBA-402, OBA-402T, OBA-402W
Calibration Weight, ASTM Class 4, 30g
Models: OBA-403, OBA-403T, OBA-403W
Calibration Weight, ASTM Class 4, 50g
Models: OBA-404, OBA-404T, OBA-404W
Calibration Weight, ASTM Class 4, 100g
Models: OBA-405, OBA-405T, OBA-405W
Calibration Weight, ASTM Class 4, 200g
Models: OBA-406, OBA-406T, OBA-406W
Calibration Weight, ASTM Class 4, 300g
Models: OBA-407, OBA-407T, OBA-407W
Calibration Weight, ASTM Class 4, 400g
Models: OBA-408, OBA-408T, OBA-408W
Calibration Weight, ASTM Class 4, 500g
Models: OBA-409, OBA-409T, OBA-409W
Calibration Weight, ASTM Class 4, 1000g
Models: OBA-410, OBA-410T, OBA-410W
Calibration Weight, ASTM Class 4, 2000g
Models: OBA-411, OBA-411T, OBA-411W
Calibration Weight, ASTM Class 4, 4000g
Models: OBA-413, OBA-413T, OBA-413W
Calibration Weight, ASTM Class 4, 3000g
Models: OBA-412, OBA-412T, OBA-412W
Calibration Weight, ASTM Class 4, 10kg
Models: OBA-414, OBA-414T, OBA-414W
Calibration Weight, ASTM Class 4, 20kg
Models: OBA-415, OBA-415T, OBA-415W
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