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Ships within 48 hours · Estimated delivery Sep 13 - Sep 18
One (1) outlet with 1 min intervals
Use with Athena Pro Core for a complete and balanced recipe
0 first (buffer) then to pH4
"Blackout" bags are black on both sides
Vegetable Garden’s broad nutrient profile is ideal for use throughout the growing season
Bluelab® pH 7.0 Calibration Solution 500ml roots One (1) outlet with 1"pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7. 0 first (buffer) then to pH 4. 0 (slope). Calibration Solution should be stored in a cool place out of direct sun and heat. They should be stored with the lids securely tightened."
US$ 142.65
US$ 23.99
US$ 10.99
