Nitrate analysis of pesticide residues in vegetables

Model :  YN-CLVI 

Technical parameters:

Stability	displayed number(transmittance measurement) drift is less than 0.7 % (A) , within 3 minutes after powering on for 20 minutes
Sensitivity	Kλ≥3.4×10-3 , (testing in Potassium dichromate standard solution).
Repeatability	error ≤ 0.003 (A) , (testing in Potassium dichromate standard solution)
Linear error	Absorbance range: 0.1~0.3,linear error ≤±6% ;0.3~0.6 , linear error:  ≤ ±4% ;0.6~0.8,linear error ≤ ±5%(testing in Potassium dichromate standard solution)
Power consumption	≤ 5W
Cultivate heating power	≤ 100W

 

 

Testing Limitation:

Arsenic 0.1mg/kg, lead 0.05mg/kg, chromium 0.01mg/kg, mercury 0.01mg/kg, sodium nitrite 0.005mg/kg, sodium formaldehyde sulfoxylate 5mg/kg, formaldehyde 0.2 mg/kg , methyl Topsin , 0.45μg/mg, 0.025μg/mg , organophosphorus carbamate pesticide 0.3μg/mg , Sulfur dioxide 1.0mg/kg .

 

Testing Items: 

It can test Pesticide residue, nitrite / nitrate, sodium formaldehyde sulfoxylate, sulfur dioxide, formaldehyde, heavy metals ( lead, mercury, arsenic, chromium, cadmium ), hydrogen peroxide, protein, residual chlorine, thiram thiophanate methyl, insecticide, gibberellin, melamine, benzoyl peroxide, methanol, sodium cyclamate, saccharin sodium, potassium aluminum sulfate, potassium bromate, potassium sorbate, leather hydrolyzed protein, sodium cyclamate, sodium benzoate, fungus magnesium sulfate, soy amino nitrogen, total acid in vinegar .

1.Heavy metal in the food .

2.Pesticide residue in the food .

3.Nitrate and nitrite in the food .

4.Formaldehyde, sulfoxylate, Sulfur dioxide .