Fast Tester for Fertilizer and Nutrient in the soil
I . Model : YN-1101 .
II . Performance Index :
1. Power : 220V±22V .
2. Testing range and accuracy
9999 , accuracy : 1
999.9 , accuracy : 0.1
99.99 , accuracy : 0.01
9.999 , accuracy : 0.001 .
3. Resolution : 0.001 – 9999 .
Repeatability : ≤ 0.5 ( potassium dichromate solution )
4. Instrument Stability : ≤ 0.5 ( transmittance measurement ) .Transmittance number drift is not more than 0.5% (T) or 0.003 (A) within 3 minutes after powering on .
5. Sensitivity : Red light ≥4.5× 10-5 ; Purple light ≥3.17 × 10-3
6. Wavelength and Range : Red light : 680±3nm ; Blue light : 420±3nm ; Orange light : 590±3nm .
7. Linear error : ≤3% ( testing in copper sulphate solution ) .(Absorbance range : 0.1 – 0.3 , linear error ≤±8% ; Absorbance range : 0.3 – 0.6 , linear error ≤±4% ; Absorbance range : 0.6– 0.8 , linear error ≤±6% .
8. Power consumption : 5 W .
9. It can finish extractant by our exclusively developed joint extractant ( patent ) within 5 minutes , time for testing one sample ( N, P, K) is about 40 minutes , time for testing fertilizer、hydrolyzable nitrogen、ammonium N、P、K in the soil is about 1 hour (including preparing sample time ) , Pharmacy is compliant .
10.It can correct tested datas when testing available phosphorus according to environmental temperature .
III . Instrument Character :
Micro-computer circuit、touching button、automatic correction、automatic reading、resolution 0.001、complete pharmacy、testing speed is less than 40 minutes、tested result printing、guide for fertilizer system , and so on .
IV . Instrument Function :
1. It can test alkali hydrolyzable nitrogen、ammonium nitrogen、phosphorus、potassium、organic matter、total nitrogen、moisture in the soil .
2. It can test N、P、K in the single fertilizer and complex (mixed) fertilizer、ammonium nitrogen、phosphorus、potassium in urea , and it can test available nitrogen、available phosphorous、available potassium、total nitrogen、total phosphorus、total potassium、organic matter in the organic fertilizer .
VI . Accessories :
Instrument box、host instrument、straw、calculator、inner printer and other complete acceoories ( more than 20 kinds of liquid pharmacy and powder , it can analyze 50 soil samples . all pharmacy is enough except for distilled water and ethanol when testing .
VII . Portable design : Instrument box for aluminium alloy ( Size : 410mm x 320mm x 150mm ; Weight : 3.1 kgs ), easy and portable to carry , just like a small Lab .
VIII . Warranty : 5 years .
