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9. Accessories and Spare Parts
Name Item no.
Replacement pH probe for testo 205 including gel storage cap 0650 2051
Storage cap for testo 205 with KCI gel filling 0554 2051
Button cells 1.5 V (4 pcs.), battery type LR44 0515 0032
pH buffer solution 4.01 in dosing bottle (250 ml),
including DAkkS calibration certificate 0554 2061
pH buffer solution 7.00 in dosing bottle (250 ml),
including DAkkS calibration certificate 0554 2063
ISO calibration certificate analysis for pH buffer solutions;
calibration points 4 pH, 7 pH, 10 pH 0520 0007
ISO calibration certificate analysis at 3 pH values over the measuring range 0520 0037