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CALIBRATION STANDARD NG11 GRA

ITEM#: 4559-666F2

MFR#: 666-F2

Scientific Cell Company Glass Filters for Testing Photometric Accuracy, For Use With: Testing photometric accuracy (0.25 Abs), Includes: DAkkS calibration certificate

Scientific Cell Company Glass Filters for Testing Photometric Accuracy, For Use With: Testing photometric accuracy (0.25 Abs), Includes: DAkkS calibration certificate