Description
The NS-2359 liquid from Umbrella Labs gives you NS-2359 as a measured liquid solution. Each batch is tested by LC-MS to 99% purity or higher. It’s $79.99. It’s sold for laboratory research only.
The same compound comes in other formats too: NS-2359 capsules. See all nootropic liquids for more options in this format.
What is NS-2359?
NS-2359 (GSK372475, CAS 195875-69-5) is a triple reuptake inhibitor of serotonin, noradrenaline and dopamine. It was developed by NeuroSearch and GlaxoSmithKline.
It’s related to tesofensine.
NS-2359 liquid specifications
- Compound: NS-2359 (NS2359 Citrate)
- CAS number: 195875-69-5
- Molecular formula: C22H29Cl2NO8
- Molecular weight: 506.37
- Purity: 99% or higher, tested by LC-MS
- Amount: 4mg/mL
- Form: Liquid solution in a glass bottle
- Storage: Keep it sealed in a cool, dry place away from light
- Use: laboratory research only, not for human or veterinary use
Research on NS-2359
Trials in depression and adult ADHD didn’t show enough benefit to continue.
It’s used now as a reference triple reuptake inhibitor.
The original papers are on PubMed if you’d like to read them in full.
How to use the NS-2359 liquid
The liquid form saves you the work of dissolving powder. NS-2359 is already in solution at 4mg/mL, so every millilitre holds the same amount. A 1mL draw gives you 4mg.
Use a clean graduated pipette or dropper for each draw so nothing goes back into the bottle. Shake gently first, because some solutions settle over time. We stock transfer pipettes and dropper bottles if you need them.
Making working dilutions of NS-2359
If your protocol calls for a lower concentration, dilute a measured volume into a clean glass bottle. For example, 1mL of the 4mg/mL solution plus 1mL of carrier gives 2mL at 2mg/mL. Use the same carrier where possible, or a solvent your protocol allows, and mix gently.
Make up only what you’ll use in the short term, and label the new bottle with the concentration and date.
How we test NS-2359
We test each batch of NS-2359 by LC-MS, which pairs liquid chromatography with mass spectrometry. The chromatography splits the sample into its components and the mass spectrometer identifies them, which tells you both identity and purity. This batch came in at 99% or higher.
Small differences between batches are normal, so write the batch number from the label into your records. If something looks wrong when your order arrives, like discoloured powder or a cloudy solution, set it aside and don’t use it.
Storing your NS-2359
Keep it sealed in a cool, dry place away from light. Keep the cap tight so the solution doesn’t evaporate or pick up contaminants. Label anything you decant with the compound, amount and date, and keep it out of reach of children and pets.
Common questions about the NS-2359 liquid
How much NS-2359 is in 1mL?
4mg per mL. The amount per mL is the same in every bottle size.
Does the liquid need refrigerating?
Keep it sealed in a cool, dry place away from light.
Is the NS-2359 liquid in stock?
Yes. Every option on this page is in stock and ready to ship.
More nootropics like NS-2359
Similar products in this format include NSI-189 liquid, Noopept liquid, Oxiracetam liquid and Nefiracetam liquid. Our main Nootropics page lists everything in the category.
Order the NS-2359 liquid from Umbrella Labs
It’s simple. Add it to your cart and check out. The NS-2359 liquid is in stock and ready to ship. Need other compounds for the same study? Browse nootropic liquids or our lab supplies.
Sold for laboratory research use only. It isn’t for human or veterinary use, and it isn’t a food, drug or cosmetic.









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