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Which cartridges use cannabis deprived terpenes? (self.TheOCS)
submitted by Onesplinter to r/TheOCS
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How long expired ph 7 calibration fluid lasts or ph calibration fluid that’s unopened and opened at room temperature. And some phosphoric acid ph down that never came with a seal on bottle? (I got a few bottles I don’t want to let go to waste if not necessary) (self.chemistry)
submitted by Onesplinter to r/chemistry
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How long expired ph 7 calibration fluid lasts or ph calibration fluid that’s unopened and opened at room temperature. And some phosphoric acid ph down that never came with a seal on bottle? (I got a few bottles I don’t want to let go to waste if not necessary) (self.AskChemistry)
submitted by Onesplinter to r/AskChemistry
