
Joel Sprague a long-time member of the senior technical staff of TRI Environmental, Austin, TX.
Full-service independent laboratory serving a variety of related polymer-centric industries around the world
Corporate Lab & Headquarters
9063 Bee Cave Rd, Austin, TX 78733
(+1) 800 880 8378
info@tri-env.com
112 Martin Road, Greenville, SC 29607
+1 864-569-6888
jesprague@tri-env.com
103 Coraopolis Road, Coraopolis
PA 15108 +1 412-771-5340
concrete@gts-labs.com
1970 South Santa Cruz st. Anaheim, CA. 92805
+1 714-520-9631
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