Soil Test Kit Function 4 In 1 Reagent Set PH Nitrogen P K Soil Detector Soil PH Test Liquid Solution For Agriculture Gardening

Battery Included : No High-concerned chemical : None

Origin : Mainland China

Soil Test Kit Function 4 in 1 Reagent Set PH Nitrogen P K Soil Detector Soil PH Test Liquid Solution For Agriculture Gardening Function 4 in 1: 1.PH:4.0-10pH 2.N:0-500mg/L 3.P:0-240mg/L 4.K:0-240mg/L pH: 1.Put a small amount of soil (1--2g)into the 10ml tube,add 10 ml pure water. 2.Screw the cap tightly and shake the tube for a minute, lay the tube erectly for about 30 minutes until the stratification appear. 3.Absorb 2ml of clear liquid on the up layer with suction tube then put it into another tube.Drip 1-2 drops of pH coloring solution into the tube and shake it well. 4.Read the color with color chart after 1 minute. kalium: 1.Put a small amount of soil (1--2g)into the 10ml tube,add 10 ml pure water. 2.Screw the cap tightly and shake the tube for a minute, lay the tube erectly for about 30 minutes until the stratification appear. 3.Absorb 2ml of clear liquid on the up layer with suction tube then put it into another tube.Drip 1-2 drops of kalium coloring solution into the tube and shake it well. 4.Read the color with color chart after 1 minute. phosphorus: 1.Put a small amount of soil (1--2g)into the 10ml tube,add 10 ml pure water. 2.Screw the cap tightly and shake the tube for a minute, lay the tube erectly for about 30 minutes until the stratification appear. 3.Absorb 2ml of clear liquid on the up layer with suction tube then put it into another tube.Drip 1-2 drops of phosphorus coloring solution into the tube and shake it well. 4.Read the color with color chart after 1 minute. Ammonia nitrogen: 1.Put a small amount of soil (1--2g)into the 10ml tube,add 10 ml pure water. 2.Screw the cap tightly and shake the tube for a minute, lay the tube erectly for about 30 minutes until the stratification appear. 3. Drip 2ml of activator solution into another empty tube and then absorb 1--2drops of clear liquid on the up layer with suction tube, put it into tube and shake it well. Wait one minute 4.Drip 1-2 drops of Ammonia nitrogen coloring solution into the tube and shake it well. 5.Read the color with color chart after 10 minute.