Language: 
To browser these website, it's necessary to store cookies on your computer.
The cookies contain no personal information, they are required for program control.
  the storage of cookies while browsing this website, on Login and Register.

GDPR and DSGVO law

Storing Cookies (See : http://ec.europa.eu/ipg/basics/legal/cookies/index_en.htm ) help us to bring you our services at overunity.com . If you use this website and our services you declare yourself okay with using cookies .More Infos here:
https://overunity.com/5553/privacy-policy/
If you do not agree with storing cookies, please LEAVE this website now. From the 25th of May 2018, every existing user has to accept the GDPR agreement at first login. If a user is unwilling to accept the GDPR, he should email us and request to erase his account. Many thanks for your understanding

User Menu

Google Search

Custom Search

Author Topic: KARPEN PILE  (Read 184081 times)

Offline pomodoro

  • Hero Member
  • *****
  • Posts: 720
Re: KARPEN PILE
« Reply #315 on: July 29, 2014, 10:44:10 AM »
Not sure. Frit getting corroded by NaOH? Let's see tomorrow.

Offline profitis

  • Hero Member
  • *****
  • Posts: 3952
Re: KARPEN PILE
« Reply #316 on: July 29, 2014, 10:45:04 AM »
Is this the same cloudy that you saw in the manhatten test? Can you send a closeup pic of it.

Offline profitis

  • Hero Member
  • *****
  • Posts: 3952
Re: KARPEN PILE
« Reply #317 on: July 29, 2014, 10:47:05 AM »
Try not to get the epoxy wet.did you chek for sulfides in that H2

Offline profitis

  • Hero Member
  • *****
  • Posts: 3952
Re: KARPEN PILE
« Reply #318 on: July 29, 2014, 10:50:54 AM »
Electrolyte should remain perfectly clear permanently with Pd/Ag/KOH/H2

Offline pomodoro

  • Hero Member
  • *****
  • Posts: 720
Re: KARPEN PILE
« Reply #319 on: July 29, 2014, 10:55:27 AM »
See

Offline profitis

  • Hero Member
  • *****
  • Posts: 3952
Re: KARPEN PILE
« Reply #320 on: July 29, 2014, 11:14:13 AM »
Could be colloidal sulfur from reduction of sulphates in electrolyte.could be white phosphorus from phosine in H2.could be AgCl floating off cathode from Cl- in electrolyte.is that cathode still brown-black.is that KOH lab grade,did you put reference electrode in there pomodoro

Offline profitis

  • Hero Member
  • *****
  • Posts: 3952
Re: KARPEN PILE
« Reply #321 on: July 29, 2014, 11:20:14 AM »
I've used caustic soda from supermarket in all my tests with no probs.perfectly clear.

Offline profitis

  • Hero Member
  • *****
  • Posts: 3952
Re: KARPEN PILE
« Reply #322 on: July 29, 2014, 11:32:08 AM »
Could be overnight sabotage lol.who was in the lab lastnite

Offline profitis

  • Hero Member
  • *****
  • Posts: 3952
Re: KARPEN PILE
« Reply #323 on: July 29, 2014, 12:07:12 PM »
Was the exhaust water also milky pomodoro.this will give us a clue

Offline pomodoro

  • Hero Member
  • *****
  • Posts: 720
Re: KARPEN PILE
« Reply #324 on: July 29, 2014, 12:20:45 PM »
H2 passes lead nitrate test. A.r. grade koh. Milliq water.

Offline profitis

  • Hero Member
  • *****
  • Posts: 3952
Re: KARPEN PILE
« Reply #325 on: July 29, 2014, 12:26:19 PM »
The exhaust water pomodoro???it was milky??

Offline pomodoro

  • Hero Member
  • *****
  • Posts: 720
Re: KARPEN PILE
« Reply #326 on: July 29, 2014, 12:57:49 PM »
No, nice and clear.

Offline pomodoro

  • Hero Member
  • *****
  • Posts: 720
Re: KARPEN PILE
« Reply #327 on: July 29, 2014, 01:17:09 PM »
Tried out 1m sulfuric as well, not as good as OH.

Offline profitis

  • Hero Member
  • *****
  • Posts: 3952
Re: KARPEN PILE
« Reply #328 on: July 29, 2014, 01:43:29 PM »
Could be ammonium carbonate or urea from traces 2NH3 + CO2 +H2O > (NH4)2CO3 floating around salted out by KOH.so what test is being done now pomodoro??

Offline pomodoro

  • Hero Member
  • *****
  • Posts: 720
Re: KARPEN PILE
« Reply #329 on: July 29, 2014, 03:46:39 PM »
The problem once we have a permanently sealed gadget will be the alkali etching glass. Glass won't last 50 years with 1M hydroxide.