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Can’t find the standard you’re looking for, or have questions, you can connect with our Customer Support team via email or phone to get dedicated help!
Email customer support
Send us an email and one of our friendly Customer Support team members will connect with you soon.
Please note that we have a limited number of Spanish/Chinese-speaking representatives.
Email customer support
Give us a call
We are available Monday - Thursday from 8 a.m. to 5 p.m. US Central Standard Time (CST) and Friday from 8 a.m. - 4 p.m. US Central Standard Time (CST).
US: 1-800-797-6223
International: +1-281-228-6200
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