Specifications include, but are not limited to: Product shall be 40% Sodium Bisulfite solution Certification of product shall accompany each delivery. The primary point of contact after award of the contract is Roland Gutierrez, Superintendent-Recycle Operations, (210)233-3194 for bulk deliveries and Robert Escobar, Superintendent-Agua Vista Station, (210)233-3514 for tote deliveries. Successful vendor will be required to supply approximately 2,500 gallons of bulk product (split loads) every six (6) weeks F.O.B. (2,000) gallons. Frequency of deliveries will depend on weather conditions and level of the Edwards Aquifer. Wet conditions require little to no usage vs. dry conditions require heavy usage. Successful vendor will also be required to supply shipments of 7-14 totes (approximately 330 gallons each).