Go-Cal Carrying Case, Soft Back Catalog number: 811-9917-04 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 380-0036-01-R Hex Key, 2mm Price on request 385-0114-01 Zero Cap, Black Rubber for Nephelometer Price on request GFPC4525 Filter, 25mm, 0.4µm, Polycarbonate, Plain White, 1 Price on request