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  1. rafikk

    Nutrients recovery from sludge

    Hi, I want to recover some nutrient (ammonia and ortho phosphate) from an effluent sludge similar to the wastewater sludge, That contains high total nitrogen value. I used oxygen peroxide and heat to hydrolyze the sludge, I recovered reasonable amount, but at high concentration of peroxide...
  2. rafikk

    Nutrients recovery from sludge

    Hi, I want to recover some nutrient (ammonia and ortho phosphate) from an effluent sludge similar to the wastewater sludge, That contains high total nitrogen value. I used oxygen peroxide and heat to hydrolyze the sludge, I recovered reasonable amount, but at high concentration of peroxide...
  3. rafikk

    flash point of marine fuels

    HI for the termination of the flash point " pensky martens " of marine fuels samples ,wich has several viscosity : 30 cST, 60 CST, 80 cST, 180 sCT and 380 sCT0. I use the ASTM D 92. It contain two methodes, A and B. i would like to know which methode should be used A or B ? thanks
  4. rafikk

    Control of kerozene's conductivity mesurment apparatus

    HI need method to make à solution (KCl solution for exemple) to control(calibarate)the JET A1 fuel( kerozene) conductivity's mesurment apparatus "MAIHAK", the conductivity's range is: 0 to 600 picoSiemens/meter, I have not standard solution, so i thaught to do as we do for the water...
  5. rafikk

    kerozene contamination analysis by gaz chromatography

    Huy guy In order to determine the contamination of the kerosene’s (JET A1 ) sample with an diesel fuel, I used the gas chromatography, in order to analyze kerosene fuel JET A1, I had injected the non contaminated kerosene in less than 1 microliter of liquid sample into a 50 meter GC...

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