Frequently Asked Questions
Answers to common questions about PML Sciences, our products, ordering process, and policies.
PML Sciences is a supplier of premium laboratory research products. We are committed to transparency, quality assurance, independent third-party testing, and responsive customer support.
Our products are supplied exclusively for qualified laboratory research purposes.
They are not intended for human or veterinary use.
Yes.
All products sold by PML Sciences are supplied strictly for laboratory research use only (RUO).
Please review our complete Research Use Only Statement before placing an order.
Yes.
PML Sciences operates within the United States and currently ships to U.S. addresses only.
Whenever available, every batch is supported by independent third-party laboratory testing.
Batch-specific Certificates of Analysis (COAs) are available for applicable products.
A Certificate of Analysis (COA) is an independent laboratory report verifying analytical characteristics of a specific production batch.
COAs are batch-specific and available with qualifying products.
Please refer to the individual product page and accompanying documentation for product-specific information.
Bacteriostatic water is a separate laboratory supply. PML Sciences does not provide preparation or administration instructions for human or veterinary use.
Store lyophilized vials refrigerated at -20°C.
Protect them from light and moisture. Keep vials sealed in their original packaging until use.
Storage and handling information is also listed on each product page. All products are supplied for laboratory research use only.
Most in-stock orders placed before 2:00 PM ET on business days typically ship the same business day.
We currently offer:
- Ground (5–7 Business Days). Free on orders over $175 — $15 below $175.
- UPS 2nd Day Air
- UPS Next Day Air
Available options are displayed during checkout.
Yes.
Once your order ships, you'll receive a shipping confirmation email with tracking information.
No.
At this time, PML Sciences ships only within the United States.
Available payment methods may include:
- ACH Transfer
- PayPal
- Venmo
- Bitcoin
Available payment options are displayed during checkout.
Yes.
Volume discounts are automatically applied based on your product subtotal.
Current tiers:
- 5% off $150+
- 10% off $250+
- 15% off $400+
Bitcoin payments will also qualify for an additional discount when that payment option becomes available.
We accept returns on unopened, sealed products within 30 days of delivery, subject to our Refund & Returns Policy.
Opened or reconstituted products cannot be returned.
Please contact us within 48 hours of delivery.
Include:
- Your order number
- Photos of the package
- Photos of the affected products
We'll review the issue and determine the appropriate resolution.
No.
Products sold by PML Sciences are supplied strictly for laboratory research use only.
They are not intended for human or veterinary use.
No.
Statements made on this website have not been evaluated by the U.S. Food and Drug Administration.
Products sold by PML Sciences are not intended to diagnose, treat, cure, or prevent any disease.