Delmhorst MCS-JL-2000 - Calibration Standard 13%/21% - Leather
This moisture content standard is great for verifying that your JL-2000 leather moisture meter is in calibration. With two electrical resistance values (13% and 21%) to test your meter against, you can be sure that your readings will stand up to the strictest standards of accuracy. The MCS-JL-2000 is also available with a letter of certification traceable to NIST.