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Pill description: Contains theophylline and Ephedrine HCL, used to relieve shortness of breath. Composition: Theophylline 130mg, Ephedrine HCL 12.5mg 0.3 Grams the total mass of 1 pill I weighed. msds not found.

I put cold water (distilled water), stir it up to 15-20 using a magnetic stirrer, then filter it with a coffee filter, and the result is pink and I evaporate it on a petri dish. question: a. why water turns pink b. how long does evaporation take? c. Which solution other than water...

OK, now I know where my problem is after reading a lot of your content patron. Thank you in advance. so my problem is that I don't know much about the acid-base theory to separate ephedrine from pills that also contain theophylline. okay which method is better for me to do? I have 2 methods...

which best replacement VM&P naphtha? -Kerosine -Light Gas Oil -Parafin -thinner because no Vm&P Naptha was found in my country, thanks

Ok Patron, sorry. I dont have much crystal yield when process bubbling HCL Gas, just 10% yield. Whers wrong? Do I have to separate theophylline first?

Hii @G.Patton , How to extract ephedrine HCL Salt from each pills contains Theophylline 130mg & Ephedrine HCL 12.5mg * 200 pills, Total 26 Grams Theophyline & 2.5 Grams Ephedrine HCL my ready ingredients : NaOH, Isopropyle Alcohol 99%, Aquadest, Petroleum Ether 40-60, for HCL Gas i use NaCl...

About Anhydrous hydrogen chloride gas. Whats the diffrent this thread with 2 other method below: A. NaCl with little hcl acid in flask n drip H2So4 (fester meth version) B. NaCl (without HCL Acid) in flask n drip H2So4

@G.Patton after i done reflux 8H proccess with ephedrine hcl + Hypophosphorus acid + iodine crystal. What should i do with solvent when cool? How to crystalize. Because cookin crank uncle video in this site is cutting. The last step is solvent pour to sep funnel n pour with naoh, how much naoh...

@G.Patton how to make Hypophosphorus acid using Sodium Hypophosphate, hcl 37%, petroleum ether 40-60, may i use diethyl ether?

I wanna also ask. How can i extract 100% ephedrine hcl from pills contain 12.5 mg ephedrine hcl & teolifin 120mg. Step by step, i also worry to use ur prefer in "ephedrine extraction from pills" because u dont have freezer. The ready is is petroleum ether 40-60, toluene, NaOH, HCL Gas, Sep...

Patron u very kind to me. U have telegram?

Hii.. expert How to convert Hydrocloride Acid 37% to 35%? I want to use for HCL Gas to crystalize. Wht i use NaCl pour with HCL Acid, pour H2So4. But theres oil in my Ephedrine solvent. I guess my hcl concentration problem. Because in secret uncle fester meth book, tell must use 35% hcl acid

@G.Patton Which Petroleum Ether best Celcius choice for change coleman campfuel? a. Petroleum Ether 30-60° Celcius b. 40-60° C c. 80-100° C d. 90-120°C I dont know how exactly diffrent Thanks master

Thanks Patron, u very kind to me.

how to choose Hydrocloride Acid 35% while the information is: 1. HCl 0.05 Molarity 1000 ml 2. HCl 0.5 M 100 ml 3. HCl 0.1 M 100 ml 4. H C L Merck 100ml 5. HCl PA 10 ml how to choose H2So4 35% (Sulfuric Acid) while the information is: 1. H2So4 AR 2. H2 So4 0.1 Molarity 100 ml @G.Patton

Hii , Patron i have trouble when exracting 200 tablet contains 26g Theophyline & 2.5 g Ephedrine HCL, finally i got less crystal when bubbling hcl gas. I want a consultation, Thank u Master. what i do is 1. add tablet powder to toluene solvent, stir 20min and evaporate. 2. add 2 gram NaOH...

Thanks Expert

Hi Expert i wanna ask in 1 & 2 route temperature refluxe. 1. how much the temperature range can i stand in 24h reflux n 8h? 2. how much temperature range u mean in low heat ? Thank's Expert

Okey, No Problem. It's an honor. But, where's the link to join your telegram u mean? Thank u

Hii Patron, Sorry i dont really understrand specific extract ephedrine from NeoNapacin tablet also contains theophylline. i have potreleum ether 90-120, NaOH, Hydrocloride Acid, Sulfuric Acid, Aquadest water, Isopropyle Alcohol. Thanks