Shop for Laboratory Glassware and Consumable Items from DC Scientific. DC Scientific is a Manufacturer of high-quality ASTM glassware, an ISO 17025 Accredited Calibration Lab and Service provider, and a leading Distributor of innovative, dependable instruments and reference materials for the Petroleum-Chemical Industry. Our Mission is to provide client-level support and service, application-specific knowledge, and fit-for-purpose solutions for the needs of the modern laboratory.