Comparison : |
Item # 0009-2500, Polystyrene Test Film - 38 microns Thick Item # 0009-8181, Polystyrene Test Film - 76 microns Thick Item # 0009-8182, Pair of Polystyrene Calibration Films - 38 microns & 76 microns Thick Item # 0009-7676, NIST Traceable Polystyrene Test Film Item # 0009-8157, Polystyrene Calibration Film for PhEur 2.2.24 Calibration of IR and FTIR Instruments
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