Resources

Visit our 2021 Fee Schedule for a complete listing of fees for products and services offered by CHL. 

Downloadable Chain of Custody form ensures secure tracking of your samples. 

Check out these Shipment Recommendations to ensure your samples arrive in excellent condition.

Step-by-step Dye Tracing Instructions for field activities. 

Detailed Research Procedures for groundwater investigations in karst environments.

Tinopal CBS-X SDS

D&C Green 8 SDS

Fluorescein SDS

Eosine OJ SDS

FD&C Red 3 SDS

D&C Red 28 SDS

Rhodamine WT SDS

Sulphorhodamine B SDS