Benzene in butane

How come when we distilled your gas, we still had mystery oil/contaminants to wipe up? I don’t think cylinder cleaning is the end all be all. I tell every extractor to never trust the marketing of any gas company and always distill for peace of mind.

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If the bulk tank has a 99.5% purity standard and you refill cylinders repeatedly without decontaminating, dumping or washing out between refills wouldn’t the ratio of impurity change after repeated refills?

In our experience, the continued topping off of the cylinder compounds the impurities.

Additionally, we find most suppliers cut their diputubes short to prevent the user from sucking up more impurities. This is why you can feel liquid in an “empty” tank.

This also suggests that there is more than just a little compounding happening inside the cylinder with repeated topping.

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In El Campo, Texas, between each and every refill, on a cleaning rack we designed and fabricated specifically for this purpose.

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FULL LENGTH, ANGLE CUT because we are not afraid for you to suck up every last drop.

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Have a nice weekend everyone. Signing off for now. Let’s continue to do what we can to keep people and products safe while we introduce the rest of society to the amazing benefits of this plant.

If you’d like to see what we are doing to ensure a clean chain of custody and maintain purity standards, please visit our website, click SHOP and scroll down to Hydrocarbon Gas.

I know Steven had mentioned they were about to finish install on a tank cleaning station, but it seems like the issue is coming from the gas, not necessarily the tanks. I have multiple coa of Cortland gas showing c6+ so that’s why I’m pretty sure where the root of the issue is stemming from. I can post them if ppl want to see. They were shared in the Facebook groups already regarding this topic.

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Exactly—we’ve been coasting on buying and individually cleaning brand new cylinders while we fabricated the cleaning rack. Since I started I’ve refused to let used tanks be refilled without cleaning and we needed to amass stock anyway. Again I (and GasLogix) have only been around for about a year and we’re completely separate from THC. THC isn’t required to follow our practices but I would venture to assume that any of those COA’s stem from them.

Not in anyway saying any of us are perfect—but at least as far as Cortland gas/GasLogix procedures go, we haven’t seen any issues of concern in the last year. If it were a gas problem this would be popping up in my stream too and, for what my word is worth, I’m just not seeing it. The only reason I’m involved at all is trying to rush tanks out the door to folks that have already had runs ruined from other suppliers’ gas.

On a separate note, cheers for having a real discussion about it :call_me_hand:.

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Omg I was thinking the same thing lmao!!!

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For sure, the last thing I want to see is the BHO side of this industry stumble even more because ppl end up on the main stream media sick from contaminants, like what happened with the distillate side of the industry. Explosions are bad enough.

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Preach.

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This is what topping cylinders repeatedly without decontamination looks like…

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what do you guys think of puretane ?

its used by chefs and is quite expensive.

do you think it would hold up to the purity test ?

@ChangMinXD thanks for posting the test results Apis Labs conducted on this tank from over a year ago. This customer came in my shop, complaining the the gas ruined his product. I told him that I’d give him one of our tanks, free of charge, if he would let us preform a 3rd party test on the contaminated gas. I knew our gas was clean, because I could provide a COA for the batch of gas I was selling.

There are definitely several providers that sell hydrocarbons. What ever you do, choose a company that cares about their customers safety over profits!

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At the same time we tested this “Cortland Energy” cylinder, was also did a batch test on one of our tanks

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We also cut this tank open

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