Item contains:One item.
eBay
Portable Pointer Fruit Hardness Tester Fruit Penetrometer for Apples Pears Grapes Oranges Fruit Sclerometer GY-3 GY-2 GY-1
Aliexpress UK
Item Type: Hardness Tester. 1 x Hardness Tester. Hardness Range: 50-92HRB. 1 x Hardness Block. Prevent contamination. Specially prevent the dirty things to get in from the dial seams or indenters, otherwise, the filthy things from those parts might influence on the testing accuracy or cause malfunction.
eBay
50/100pcs 7 in 1 Swimming Pool PH Test Paper Chlorine PH Value Alkalinity Hardness Test Strip PH Tester Pool Cleaner
Aliexpress UK
Item Type: Hardness Tester. 1 x Hardness Tester. Hardness Range: 50-92HRB. 1 x Hardness Block. Applicable Material: Cold rolled steel plate, stainless steel. Prevent contamination. Specially prevent the dirty things to get in from the dial seams or indenters, otherwise, the filthy things from those parts might influence on the testing accuracy or cause malfunction.
eBay
50pcs Multipurpose 5 in 1 Chlorine PH Test Strips SPA Swimming Pool Water Tester Paper Hardness Tool
Aliexpress UK
Webster hardness tester is suitable for piece by piece testing of batch products on the production site. Rapid hardness testing of materials at the production site. Hardness Range: 25-110HRE,58-131HRV.
eBay
NEW 50 Strips 6 In 1 Multipurpose Chlorine PH Test Strips SPA Swimming Pool Water Tester Paper Hardness Tool PH Value Test Kits
Aliexpress UK
Convenient to read, and can be easily converted to other hardness values. Used to ascertain whether the workpiece is processed by improper alloys, judge whether the workpiece alloy composition is qualified.
eBay
50/100pcs Water Test PH Strips Swimming Pool PH Test Paper Residual Chlorine Value Alkalinity Hardness Tester Pool Accessories
Aliexpress UK
eBay
TDS Pen High Precision Water Hardness Instrument EC TDS Tester PH Meter Aquarium Pool Water Quality Purity Testing Pen
Aliexpress UK
Webster hardness tester is suitable for piece by piece testing of batch products on the production site. Rapid hardness testing of materials at the production site. Hardness Range: 25-110HRE,58-131HRV.
eBay
50pcs Multipurpose 5 in 1 Chlorine PH Test Strips SPA Swimming Pool Water Tester Paper Hardness Tool
Aliexpress UK
eBay
50/100Pcs 3/4/5/7 in 1 Water PH Test Strips Easy Detection Residual Chlorine Value Alkalinity Hardness Tester for Pool
Aliexpress UK