What’s your SOP for biomass purchasing

If you’re buying biomass add something along these lines to your purchase agreement: Biomass must have a COA for potency, heavy metals, microbial, and pesticide testing. A second randomized sample will be performed by the buyer, and at the buyers expense. Should the results not pass testing and conflict with the initial COA, the purchase is void and the seller incurs the cost of testing. The seller is then offered the opportunity to resubmit randomized samples at their own cost if they believe there was an error. If the results are satisfactory, the buyer incurs the testing fee’s as a quality control cost.

Edit: If the purchase can be done through Escrow, even better.

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While we can read between the lines, and figure out what you’re actually asking, it’s not clear you understand the meaning of SOP.

As in “What is your standard Standard Operating Procedure?” is not in fact a answerable question until you define the object of the game.

You mention wanting to see their COA,

Yet there is the implication that you are selling, in which case it is YOU who should supply the COA.

Can you clarify why you would need someone else’s COA before you can sell?!?

Edit: updated thread title to clarify (hopefully).

cyclo i think you’re misreading his posts heh

Which is easy to do given

“What’s your SOP” :wink:

Edit: sorry “Whats your SOP?” :upside_down_face:

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In theory, you could have an actual SOP for purchasing and sales that your purchasing department uses. Although we tend to think of SOPs in terms of manufacturing.

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Sure, and without stating the goal of said procedure the question is essentially meaningless.

Certainly not useful for anyone else trying to find answers to the same question.

Which is the whole point of this place…

Edit: so here’s another thread… Low yielding biomass, SOP for Biomass potency testing, and thoughts (which states the goal of the procedure being standardized…)

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heh, oh well. I understood what he was asking even if the wording was a little jank.

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COA is on website products these days. You expect it on initial pitch.

“COA available upon request” = We need to try to bullshit you on why this COA is actually ok.

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Agreed…

Subject line changed to try and make the answer more generally available…

Imo acquisition should also be accompanied by a test extraction that is sent out for pesticide testing, unless you’ve got a working relationship with a lab who will look harder on biomass destined for extraction.

Excellent point, can you estimate a LOQ for flower that would ensure safe extract?

I suspect that varies by pesticide.

Fortunately I’ve not had to worry about this as most of the biomass I’ve run was grown in-house.

Unfortunately, I no longer have access to the lab that used to do that for me.

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We use the farmer’s COA as a reference but we ALWAYS collect our own samples and then use a 3rd party lab to have testing done before buying any biomass.

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How are you sampling?

Tips or tools for getting representative samples?

Edit: thc intake thread: What are your bag and tag procedures

HAHAHA!!!

Dead on – and perfect write-up on transaction handling.

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@Future Would a data dump of COA’s from seed vendors be beneficial to the community? I have about 20-30.

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We use a seed sampler rod. We put the sample probe into the super sack and collect about 3 different areas. We then take all the samples from that super sack and grind it up and send it in for testing.

Its similar to this, the three opening can be closed by turning the handle. So you close the openings put the probe in the biomass turn the handle to open the slots and shake a little. close the handle again and remove, then dump samples into a bag. Repeat this until you feel you have sampled enough areas to get a good representative sample.

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Used something very similar to take carbon samples on a 24ft high x 24ft in diameter carbon bed.

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I recently lost a sale because of this too. Distro SOP stated that the only person allowed to give out COA was the attorney and that it would ONLY be given directly to the buyer. Really bummed me out. I was about to be able to finish buying my property in Guatemala! Oh well…

Edit: Ease of sale is incredibly important, but I also would say that trading license info for COA is totally in bounds

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So many fakes and posers out there. If they don’t readily provide a COA and lic # they’re fake. Move on. Product details aren’t classified information, they’re requisite to a transaction. If you get pushback on a COA its a red flag you should not ignore.

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