About
Surface Testing Solutions Throughout North America and Mexico
Lotar LLC delivers specialized application services for metal cleanliness testing, plastic surface testing, and printing adhesion testing across North America and Mexico. As the original manufacturer of quality test pens and inks since 1989, we bring 38 years of expertise to every project, ensuring accurate results you can trust for your critical quality control needs.
We offer comprehensive testing solutions including Arcospray 38, QUICKTEST 38®S Pens, RAPIDTEST 38®, and organic test inks, all backed by our 6-month shelf-life guarantee. Whether you need surface treatment equipment or specialized testing services, we provide free quotes within three days and deliver the precision testing solutions your operation demands.
Ready to improve quality control and testing accuracy? Contact Lotar today for a free quote and expert guidance on the right surface testing solution for your application. Our team is ready to help you achieve reliable, consistent results.

About Lotar LLC
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About
Lotar LLC provides surface energy testing solutions, including metal cleanliness, plastic surface, printing, and adhesion testing, along with test inks and test pens throughout North America and Mexico.
Year Established
- 1989
Languages
- English
- German
Payment Methods
- American Express
- Apple Pay
- Cash
- Check
- Discover
- Mastercard
- PayPal
- Visa
Products
- Arcospray 38
- BLUE Test Pens and Inks
- Organic and GREEN Test Inks
- PINK Test Pens and Inks
- QUICKTEST 38®S Pen
- RAPIDTEST 38®
- Surface Treatment Equipment
Services
- Application Services
- Metal Cleanliness Testing
- Plastic Surface Testing
- Printing and Adhesion Testing
Brands
- Arcotest
- Arcotec
- Exxon Mobil
- Mary Kay
- Mercedes
- Daimler Benz
- Porsche
- Bosch
Specialities
- Application
- Products
- Resources
Good to Know
Accessibility
- Wheelchair accessible entrance
- Wheelchair accessible parking lot
From the business
- Identifies as women-owned







