Contact On-Demand Chemicalslab
Product support, bulk quotes and order questions — send a message below or use the direct channels. Email replies go out within 24 hours.
Order issues are often covered in the FAQ; current stock is in the product catalog.
Send a message
Direct contact
Phone support
+1 (714) 886-9690
Mon-Fri, 9 AM - 5 PM ESTEmail support
Response within 24 hoursVisit us
1059 Main Avenue Unit CS
Clifton, NY 07011, USA
Hours of operation
Monday - Friday: 9 AM - 5 PM EST
Saturday: 10 AM - 2 PM EST
Sunday: Closed
Live chat
Available during business hours for instant support.
Chat apps
Frequently asked questions
Short versions of the questions we get most — the complete list lives on the FAQ page.
How quickly can you ship?
Same-day processing available. Standard shipping 5-7 days, Express 2-3 days.
What payment methods do you accept?
We accept credit cards, wire transfers, and other payment methods.
Can I get bulk discounts?
Bulk discounts are available. Contact us for volume pricing on large orders.
Do you ship internationally?
Yes, we ship worldwide. Contact us for international shipping rates.
What about returns and refunds?
30-day money-back guarantee on all products. See our policy for details.
Do you provide SDS documentation?
Yes, Safety Data Sheets (SDS) are available for all products.