Excellent Quality!!!Spotting Plates with Glazed

Specifications Porcelain Spotting Plates With Glazed

1Used for PH tests or qualitative analysis of solution

2Can supply white or black plates

Art.No.	No.Of Hollows	Length mm	Width mm	Thickness mm	Hollow Diam mm	Hollow Depth mm
C-159 C-160 C-161 C-162	2 4 6 12	56 58 85 112	28 54 54 90	8 10 11 12	21 21 21 21	6 6 6 6

Used for pH tests or qualitative analysis of solutions for precipitate formation The glazed surface is resistant to most organic solvents and the white background enhances the visualization of color or solid formation. The base of the plate is unglazed  Porcelain spotting plates made with high purity raw material.  Uniform quality, resistant to acid and alkalai.  Designed to withstand sudden temperature changes without cracks or deformation.  Glazed surface with 21 mm diameter depressions. Economical lab porcelain spotting plates are made of high purity raw material, are uniform in quality, and are resistant to acid and alkali. They're designed to withstand sudden temperature changes without cracks, explosion, or deformation. Under normal conditions, the glazed pieces can sustain a temperature of 1050°C.  These spotting plates are available in two sizes, 12 cavity or 6 cavity.   Chemical composition Si02: 51% Al2O3: 36.5% Fe2O3: 0.15% Cao: 0.47% Mgo: 1.68% K2O: 3.2% Na2O: 0.79%   Physical Parameters: Acid resistance: more than 99.5% Alkali resisitance: more than 97% Temperature resistance: 1150 degrees celsius for glazed and 1380 degrees celsius for unglazed. Wear resistance:  less than 0.03g/cm2 Moh's hardness:  7 grade Water absorption rate: less than 0.5% Bulk density: 2.2-2.7g/cm3 Compressive strength: more than 300Mpa Breaking strength: more than 40 Mpa Thermal stability: 1400 degree celsius to room temperature       (The Best Selling Product,Excellent Quality!!!)High Purity 6 Cavity Or 12 Cavity Porcelain Spotting Plates With Glazed)