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Technical Resources

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Welcome to CRL's Technical Resources Page. This site will be updated regularly to give you important updates and information on environmental issues, technical developments on environmental analysis, government regulation updates and a lot more.

Do you want to contribute to this page? Do you have comments or suggestions on what you have read? Please email us here so we can update our database. Thank you.

CRL Environmental Corporation

Periodic Table of Elements

Unit Conversion

Molecular Weight Calculator

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Download CRL Chain of Custody

Sample Preservation and Holding Time

CRL's ISO Certificate for Chemical Testing

CRL's ISO Certificate for Microbiological Testing

Laboratory

Bldg. 2, Berthaphil Compound I, Berthaphil Inc. Industrial Park,

Jose Abad Santos Ave., Clark Freeport Zone, Clarkfield, Pampanga, Philippines, 2010

Lab Tel: +63 (45) 599-3943; Lab. Fax +63 (45) 599-3963

Email: info@crllabs.com; carmela.capule@crllabs.com

Makati Office --- Marketing

Unit 609 Cityland 10 Tower 1, Dela Costa St.

cor. Ayala Ave., Makati City, Philippines