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Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
Reserve from the case
Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
and 0 to 400 mg/L (ppm) for TDS
humate ore (leonardite)
CULTURED UNDER PROPRIETY CONDITIONS TO ENSURE QUALITY AND QUANTITY
Planting mixes
Hanna Cal Check Solution, case of 25 bloom and 0 to 400 mg/LThese sachets are for use with the Hanna HI9813 6 GroChek portable pH TDS EC Temp meter, which utilizes the Cal Check Solution to determine whether the probe is in need of cleaning or replacement. The sachets should only be used once, then discarded, in order to avoid contamination and improper readings.
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