n-Triacontane

N, P, K soil test kit incl. 25 sachets each of nitrogen (MT5009), Phosphorous (MT5010), Potassium (MT5002), 3 x 100mL bottles of extraction solution, 3 colour cards,5 vials,1 vial holder,1 brush,3 pipettes,1measuring spoon and soil test handbook.

Sulfur Calibration Mixtures: Di-n-butyl sulfide in Heavy White Oil (less than 20mg/kg S) Unit : 10mL screw-capped bottle Light White Mineral Oil Heavy White Mineral Oil (20 cSt at 40°C) (70 cSt at 40°C)

2,4-Diisopropylphenyl diphenyl phosphate, 1.2ml x 50ug/ml, toluene