You can also use a 50:50 v/v mixture of ethanol and diethylether. We use
this at my work every day and it is ok.
Marc Arends
original message:
Hi
I seem to be having trouble sourcing Isopropyl Alcohol for titration, I've
tried pharmacist in my area (kent UK) but none seem to have it. Can
Hello,
My WVO consist of 80% polyunsaturated oil and i calculated that this has an
iodine value of 150. But when i look at the table National standards for
biodiesel, found here
http://journeytoforever.org/biodiesel_yield2.html#biodstds
you see the iodine value of BD should be on avarage
Hello,
For the last 2 weeks i have been trying to make biodiesel from WVO with 60%
linoleic acid. I did many many test batches but never i had a good quality
test as discribed here
http://journeytoforever.org/biodiesel_vehicle.html#quality
It never separates within 30 minutes but after a
Hello,
I made a testbatch with clean sunfloweroil and first quality test was good.
I washed the solution with water and let it settle for a week. i did this 3
times and then i filtered the biodiesel. Yhe biodiesel looked crystal clear.
I tested the pH and it was 2.5! What happend here? How is
The pH was tested with a digital pH tester. I also measured the pH of the
last washing-water and that was about 7 so i think that the biodiesel is ok
now. Thanks for all the repleys,
Marc
How did you measured the pH?
Citando Marc Arends [EMAIL PROTECTED]:
Hello,
I made a testbatch
Hello All,
I am a beginner with biodiesel and i did a lot of reading the last few
months and i did quite some test batches with unused sunflower oil with the
single stage method (as is advised).
Now i have some practical questions and theoretical questions.
Practical questions:
When you are
Hello all,
I have a questions before i want to start with making my first test batch with the single stage method.
I bought NaOH from a hardware store, but it looks white so it is not pure. Does somebody know how i can mesure the moisture content of this NaOH so i can compensate for all