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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
and Potassium (K)
letting you grow your desired plants year-round in any room of your home
Magnetically mounts on grow tent frames and canvases when using the included steel bars
even during longer jobs
keeping them secure and ensuring appropriate drying
Iron Test Strips 3-500ppm, 0-3-10-25-50-100-250-500ppm Terp Derp and Potassium (K)pH Buffer Powder Pillows for pH electrode calibration. Each powder pillow prepares 50 mL of fresh buffer solution. Color coded for easy identification (Blue). pH is 10. 01 0. 02 at 25C. Pack of 50 Powder Pillows Traceable to NIST standard reference materials Design for use with Hach and other meters. Product Type: Single Parameter Test Method: Test Strips Analyte Chemical: Iron NOTE: PLEASE ALLOW 2 3 DAYS FOR PACKING AND SHIPPING ON ALL TEST STRIPS
US$ 38.70
US$ 21.57
US$ 30.20
