Promotion Name: Pick Your Summer Send-Off

Offers (Quick Ship Only):

• Buy 2, Get 1 FREE — Code: 26B2G1PICK
• Buy 3, Get 2 FREE — Code: 26B3G2PICK
• Buy One, Get One 50% OFF — Code: 26BOGO50PICK
• 15% OFF Quick Ship — Code: 2615PICK

Promotion Dates:
Starts: September 5, 2026
Ends: Midnight PT September 10, 2026

(Technically ends at 3:00 AM ET on September 11th to allow all U.S. time zones access through midnight.)

Exclusive:
Available only to Qual-Chem Crew Members. Promo codes are emailed directly to Crew Members.

Promotion Name: 2026 Turn Up The Heat

Offers (Quick Ship Only):

• Buy 2, Get 1 FREE — Code: 26B2G1FOOL
• Buy One, Get One 50% OFF — Code: 26BOGO50FOOL
• 15% OFF Quick Ship — Code: 2615OFFFOOL

Promotion Dates:
Starts: May 23, 2026
Ends: Midnight PT May 26,2026

(Technically ends at 3:00 AM ET on May 27th to allow all U.S. time zones access through midnight.)

Exclusive:
Available only to Qual-Chem Crew Members. Promo codes are emailed directly to Crew Members.

Promotion Name: Heat Up For Summer 2026

Offers (Quick Ship Only):

• Buy 2, Get 1 FREE — Code: 26B2G1FREEHEAT
• Buy One, Get One 50% OFF — Code: 26BOGO50HEAT
• 15% OFF Quick Ship — Code: 2620HEAT

Promotion Dates:
Starts: May 23, 2026
Ends: Midnight PT May 26,2026

(Actually ends at 3:00 AM ET on April 3 to allow all U.S. time zones access through midnight.)

Exclusive:
Available only to Qual-Chem Crew Members. Promo codes are emailed directly to Crew Members.

Promotion Name: Presidential Approval Sale

Offer: Multiple promotion options available (Quick Ship products only)

Promo Codes (Crew Exclusive):

• 15% OFF all Quick Ship products

• Buy One, Get One 50% OFF‍ ‍

• Buy 2, Get 1 FREE‍ ‍

Dates:
Starts: February 13, 2026
Ends: February 19, 2026, at 3:00 AM ET

Exclusive: Available only to Qual-Chem Crew members. Promo codes are emailed directly to Crew members.

Promotion Name: Last Call — Crew Exclusive

Offer: Multiple promotion options available (Quick Ship products only)

Promo Codes (Crew Exclusive):

• 15% OFF all Quick Ship products —

• Buy One, Get One 50% OFF —

• Buy 2, Get 1 FREE —

Dates:
Starts: December 27, 2025
Ends: January 1, 2026 at 3:00 AM ET

Exclusive: Available only to Qual-Chem Crew members. Promo codes are emailed directly to Crew members.

Promotion Name: Black Friday + Cyber Monday 2025 — Crew Exclusive

Offer: Multiple promotion options available (Quick Ship only)

Promo Codes (Crew Exclusive):

1. 20% OFF all Quick Ship products

2. Buy One, Get One 50% Off

3. Buy 2, Get 1 FREE

Dates: Friday, Nov 28 – Tuesday, Dec 2, 2025
(Extended through Cyber Monday.)

Exclusive: Available only to Qual-Chem Crew members. Promo Codes emailed to Crew Members

🍁 Leaf It to Qual-Chem 2025 — Crew Exclusive
Crew members get Buy One, Get One 50% Off all Quick Ship products!
Runs October 17–21, 2025.
Use code FALL25 at checkout.
Exclusive savings for the Qual-Chem Crew.

Discover all the details about Qual-Chem’s exclusive Qual-Chem Crew Last Splash of Summer 2025, including discounts, promo codes, eligibility, and how to maximize your savings for this event.

Discover all the details about Qual-Chem’s exclusive Qual-Chem Crew 3-day Flash sale, including discounts, promo codes, eligibility, and how to maximize your savings for this event.

Discover all the details about Qual-Chem's exclusive Jump In And Save 2025 Promotion, including discounts, promo codes, eligibility, and how to maximize your savings as we jump into summer.

f your 1,4-Butanediol (BDO) arrives frozen, don’t panic—this is a completely normal occurrence, especially during colder months. BDO has a relatively high freezing point of around 68°F (20°C), meaning it can solidify in transit even under mild winter conditions. The good news? Freezing does not degrade the quality, purity, or performance of the product. In this guide, we’ll walk you through exactly how to safely thaw frozen 1,4-Butanediol, what to avoid, and best practices to ensure your material returns to a fully usable liquid state without compromising its integrity.

Discover all the details about Qual-Chem's exclusive PRESIDENTS DAY 2025 Promotion, including discounts, promo codes, eligibility, and how to maximize your

Discover all the details about Qual-Chem's exclusive Christmas 2024 Promotion, including discounts, promo codes, eligibility, and how to maximize your savings this holiday season!

Need to change the delivery details for a Qual-Chem order? Eligible UPS packages may be redirected to another address, held at a UPS location, or rescheduled through the UPS tracking page. Follow our step-by-step guide to review your available options.

Cyber Monday 2024 Promotion

Black Friday 2024 Promotion

Pre-Black Friday 2024 Promotion