Specification Brand : Mycology Basics BulletPoint1 : Fine powder - no more chunks, lumps or garden style gypsum pellets BulletPoint2 : Packaged in HEPA filtrated enclosure for sterility - no contamination BulletPoint3 : Better PH Buffering - our fine powder disburses more easily, creating more uniform PH buffering in your substrate BulletPoint4 : Great for Grainspawn - super-fine gypsum is best for grains, providing a uniform coating your Myc will love BulletPoint5 : Add water to make Glauber's Salt (Sodium Decahydrate) Color : White Coverage : 1000 CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier : 00850037130344 ExternallyAssignedProductIdentifier1 : 840194119559 ExternallyAssignedProductIdentifier2 : 0840194119559 ExternallyAssignedProductIdentifier3 : 00840194119559 IncludedComponents : Resealable bag, Organic 100% Pure Gypsum Ingredients : Gypsum, Love ItemDisplayWeight : 1 pounds ItemForm : Powder ItemForm1 : Granule ItemForm2 : Crystal ItemName : (1.0-20.0 lbs) Mycology Basics - Bulk Ultra-Fine Lab Grade Gypsum for Mushrooms, Food Grade, No Additives - Packaged in HEPA filtrated Enclosure for Sterility (5.0 lbs) ItemPackageDimensions_Height : 31.8 centimeters ItemPackageDimensions_Length : 10.7 centimeters ItemPackageDimensions_Width : 19.1 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : lab-chemical-standards ItemVolume : 180 milliliters Manufacturer : DRMyc ModelNumber : 1ssf MolecularFormula : NA2SO4 NumberOfBoxes : 1 NumberOfItems : 1 PackageLevel : unit PartNumber : MycoBasics-Gyp1 PercentageAssay : 99 PercentagePurity : 0.99 ProductDescription : Myco Basics sets the industry standard for high quality, organicically & ethically source Mycology Products. Our lab-grade gypsum is 100% pure, without clumps, lumps or granulation that makes it hard to break up and use in substrates or grainspawn. Our Gypsum is also packaged in a HEPA filtrated enclosure, meaning it will not contam your mushroom grow. ProductExpirationType : Does Not Expire ProductGrade : FCC, Food Grade ProductSiteLaunchDate : 2023-03-25T12:42:45.623Z Size : 5.0 lbs SpecificUsesForProduct : Mushroom Cultivation, Grainspawn, Substrate Preparation SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 40 UnspscCode : 10000000