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What's the story with the Flint water? There are many impurities in potable water depending on the source and treatment. Langelier Satur ...	26-1-2016 at 14:10 by: feacetech
Purifying sulfuric acid Technical grade isn't the same as drain cleaner? drain cleaner will have inhibitors and other add ...	11-1-2016 at 16:00 by: feacetech
Filtering oils with Fuller's Earth - anyone with experience? I use to use bleaching earth to bleach green tallow as a chemical test the bleaching earth was a ...	11-1-2016 at 13:00 by: feacetech
3 step ultra pure water Distill then pass through your choice of filters. In the lab I take tap water pass it through a c ...	10-1-2016 at 17:31 by: feacetech
Does Chemistry have the answer? Cleaning fats/oils by boiling - strange reactions So are you rendering viscera to get tallow. Or are you trying to clean up tallow. If your making ...	20-12-2015 at 12:20 by: feacetech
Is concentrated HCl yellow? I was thought it was Cl/Hypo contamination (I based this on absolutely nothing apart from colour) or ...	30-11-2015 at 18:51 by: feacetech
Stainless Steel resistance to acids [rquote=427934&tid=64325&author=careysub] However, additions of ferric sulfate, copper sulfa ...	16-11-2015 at 12:53 by: feacetech
Stainless Steel resistance to acids [rquote=427550&tid=64325&author=j_sum1]Chlorides (ie, HCl) lead to pitting of SS. Little ho ...	15-11-2015 at 17:29 by: feacetech
General Chimistry It would generally be PVA, Poly Vinyl Acetate.	5-11-2015 at 17:01 by: feacetech
problem in making gun cotton +2 for a TP test. You could be getting too hot (but you would see a red discoloration) or your Ni ...	5-11-2015 at 16:37 by: feacetech
Tap water Yea standing only removes the FREE Cl (and potentially increases by-products). You forget what ch ...	2-8-2015 at 15:37 by: feacetech
Tap water How is your towns water sourced. If its from a river or other surface water, during the summer th ...	28-7-2015 at 13:58 by: feacetech
Brown ring test for Nitrate/Nitric acid in high SG liquids. Worked fine with a positive control, after a while an alum ppt will form at the liquid interface. ...	1-4-2015 at 15:10 by: feacetech
Brown ring test for Nitrate/Nitric acid in high SG liquids. I'm guessing it will be fine, I will try this test once I get some iron sulphate unless anyone ha ...	29-3-2015 at 17:06 by: feacetech
Brown ring test for Nitrate/Nitric acid in high SG liquids. Will this test work with Liquid Aluminium Aulphate (Alum)? Some background below. I ask this a ...	29-3-2015 at 12:47 by: feacetech
New to forum - Help testing boiler water possibly CO2 absorption the idea was to boil water for 10-15mins to drive off O2 then add trea ...	14-1-2015 at 23:42 by: feacetech
Best Acid that will get rid of rust quickest without harming iron? Boiling in citric acid may work it is slow but will work.	12-1-2015 at 14:07 by: feacetech
New to forum - Help testing boiler water Yea they are all non volatile. Is ther any way you can stop the venting of steam and the resultin ...	12-1-2015 at 13:43 by: feacetech
New to forum - Help testing boiler water I wouldnt use steam side protection then your helath is more important than some pipes and valves	12-1-2015 at 13:26 by: feacetech
New to forum - Help testing boiler water I would add sodium sulphite as well as your tablets. Unlike Nirtite Sulphite only scvanges oxygen, b ...	12-1-2015 at 13:03 by: feacetech
New to forum - Help testing boiler water technically its a better metal passivator. It will consume some oxygen but nothing like a dedicated ...	10-1-2015 at 21:50 by: feacetech
New to forum - Help testing boiler water some of the other all in one treatment suggest that if treatment reserves are low, slowly adding sma ...	10-1-2015 at 15:05 by: feacetech
New to forum - Help testing boiler water dish wash powder has caustic	10-1-2015 at 00:45 by: feacetech
New to forum - Help testing boiler water do the pH test first its most likely a pH indicator off the top of my head im not sure what level ...	9-1-2015 at 18:15 by: feacetech
New to forum - Help testing boiler water you could get the sulphite as well for good measure Just be aware it will lift TDS in the form of ...	9-1-2015 at 18:11 by: feacetech
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