Photographers' Formulary Glass Graduate - 10ml Tweet Description The Photographer's Formulary 10ml Graduate is a quality heat-treated glass graduate for measuring and mixing solutions and powders. This graduate has double scale graduations in both milliliters and ounces. Details Additional Category Tags: Developing & Processing, Developing & Processing Supplies, Graduates Category: Photography Manufacturer Catalog Number: 09-0035 Product Manufacturer: Photographers' Formulary Subcategory: Darkroom Equipment