Add to Cart Apera Instruments GroStar GS1-E Replacement pH Electrode GroStar MSRP: $50.99 Now: $40.68 Was: AI58010 - GroStar GS1-E replacement pH electrode • Replacement GS1 probe measures pH and temperature• Premium probe technologies and materials ensure high accuracy and... MSRP: $50.99 Now: $40.68 Was: Add to Cart Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: $50.99 Now: $40.68 Was: Subtotal: Add to Cart
Add to Cart Apera Instruments GroStar GS2-E Replacement Soil Spear pH Electrode GroStar MSRP: $181.99 Now: $144.09 Was: AI58020 - GroStar GS2-E replacement Soil Spear pH electrode • Spear pH Probe measures pH and temperature in nutrient solution, soil, coco coir, rockwool, and many other media... MSRP: $181.99 Now: $144.09 Was: Add to Cart Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: $181.99 Now: $144.09 Was: Subtotal: Add to Cart
Add to Cart Apera Instruments GroStar GS3 EC Pen GroStar MSRP: $113.99 Now: $90.96 Was: GroStar Product DocumentsGroStar pH 4 Solution SDSGroStar pH 7 Solution SDSGroStar pH 10 Solution SDSGroStar ORP Storage Solution SDSLab grade instruments designed specifically for growers! The GS3... MSRP: $113.99 Now: $90.96 Was: Add to Cart Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: $113.99 Now: $90.96 Was: Subtotal: Add to Cart
Add to Cart Apera Instruments GroStar GS3-E Replacement EC Electrode GroStar MSRP: $53.99 Now: $43.08 Was: AI58030 - GroStar GS3-E replacement EC electrode • Measures conductivity EC, PPM (500), PPM (700) and temperature• Premium probe technologies and materials ensure high accuracy... MSRP: $53.99 Now: $43.08 Was: Add to Cart Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: $53.99 Now: $43.08 Was: Subtotal: Add to Cart
Add to Cart Apera Instruments GroStar GS4 5-in-1 pH/EC/PPM/Temp Combo Pen GroStar MSRP: $178.99 Now: $141.71 Was: GroStar Product DocumentsGroStar pH 4 Solution SDSGroStar pH 7 Solution SDSGroStar pH 10 Solution SDSGroStar ORP Storage Solution SDSLab grade instruments designed specifically for growers! The GS4... MSRP: $178.99 Now: $141.71 Was: Add to Cart Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: $178.99 Now: $141.71 Was: Subtotal: Add to Cart
Add to Cart Apera Instruments GroStar GS4-E Replacement pH/EC Combo Electrode GroStar MSRP: $79.99 Now: $63.83 Was: AI58040 - GroStar GS4-E replacement pH/EC combo electrode • Measures pH, conductivity (EC and PPM) and temperature• Combo probe built with lithium glass membrane and titanium... MSRP: $79.99 Now: $63.83 Was: Add to Cart Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: $79.99 Now: $63.83 Was: Subtotal: Add to Cart
Add to Cart Apera Instruments GroStar pH Calibration Kit, pH 4/7/10 - 8 oz. Each GroStar MSRP: $53.99 Now: $23.30 Was: GroStar Product DocumentsGroStar pH 4 Solution SDSGroStar pH 7 Solution SDSGroStar pH 10 Solution SDSGroStar ORP Storage Solution SDSGroStar by Apera pH calibration kit (pH 4/7/10, 8 oz. each)Kit... MSRP: $53.99 Now: $23.30 Was: Add to Cart Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: $53.99 Now: $23.30 Was: Subtotal: Add to Cart
Add to Cart GroStar EC Calibration Kit, 2.77 EC - 8 oz. GroStar MSRP: $39.99 Now: $13.49 Was: GroStar Product DocumentsGroStar pH 4 Solution SDSGroStar pH 7 Solution SDSGroStar pH 10 Solution SDSGroStar ORP Storage Solution SDSGroStar by Apera EC Calibration Kit (2.77 EC, 8 oz. each)2.77 EC... MSRP: $39.99 Now: $13.49 Was: Add to Cart Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: $39.99 Now: $13.49 Was: Subtotal: Add to Cart
Add to Cart GroStar GS2 Soil pH Pen GroStar MSRP: $256.99 Now: $203.47 Was: GroStar Product DocumentsGroStar pH 4 Solution SDSGroStar pH 7 Solution SDSGroStar pH 10 Solution SDSGroStar ORP Storage Solution SDSLab grade instruments designed specifically for growers! The GS2... MSRP: $256.99 Now: $203.47 Was: Add to Cart Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: $256.99 Now: $203.47 Was: Subtotal: Add to Cart
Add to Cart GroStar pH Calibration Kit, pH 4/7 - 8 oz. Each GroStar MSRP: $43.99 Now: $15.26 Was: GroStar Product DocumentsGroStar pH 4 Solution SDSGroStar pH 7 Solution SDSGroStar pH 10 Solution SDSGroStar ORP Storage Solution SDSGroStar by Apera pH calibration kit (pH 4/7, 8 oz. each)Kit... MSRP: $43.99 Now: $15.26 Was: Add to Cart Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: $43.99 Now: $15.26 Was: Subtotal: Add to Cart
Add to Cart GroStar pH Probe Maintenance Kit GroStar MSRP: $48.99 Now: $19.28 Was: GroStar Product DocumentsGroStar pH 4 Solution SDSGroStar pH 7 Solution SDSGroStar pH 10 Solution SDSGroStar ORP Storage Solution SDSAll-in-one maintanence kit provides everything you need to... MSRP: $48.99 Now: $19.28 Was: Add to Cart Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: $48.99 Now: $19.28 Was: Subtotal: Add to Cart
