The contract laboratory shall conduct the following tasks: Task 1: Provide sampling supplies: The following supplies must be provided in advance to BSDW, so that sample collection can be performed as needed and as quickly as possible when cyanotoxins are detected in a PWS source water. All sampling supplies must be sent in advance to the regional office addresses provided by the project manager via email. Sample bottles: The contract laboratory must provide sample bottles that conform with the requirements of the analytical methods specified in Task 3 A and B. Bottles must be pre-fixed with the necessary preservative/fixatives listed below. Preservatives/fixatives: Any preservatives or fixatives required by the analytical methods specified in Task 3 A and B must be provided, in the form of pre-fixed bottles. Coolers for sample shipment: Pre-fixed bottles must be shipped to BSDW in coolers that can be used for sample collection and handling and shipment back to the contract laboratory. Chain of custody (COC) forms: The contract laboratory must provide COC forms along with instructions for completion.