Cryoscope calibration and check standards (408m°C, 600m°C and 512m°C) are available in 250ml bottles. QCL cryoscope standards conform to an accuracy specification of +/-1.5mC and are traceable to ISO5764.
Shelf life is 12 months from manufacture date and certificates of conformance are available for each batch on request.
QCL also manufactures borosilicate glass test tubes (supplied in packs of 12) and heat transfer fluid for use with the 4250 and 4C3 Cryoscopes.
All items are manufactured to ISO5764-IDF108 standard.