tan liquor การใช้

• Calculation of basicity of chrome tanning liquors
• Test method for chromic oxide in basic chromium tanning liquors
• Standard test method for acidity in basic chromium tanning liquors
• Standard test method for determining acidity of vegetable tanning liquors
• Test method for determination of chromic oxide in basic chromium tanning liquors ammonium persulfate oxidation
• Separation of chromium complexes from chromium tanning liquors and tanning wastewater by ion exchange method
• The presented work describes dechromation of waste tanning liquor utilising chrome sludge produced through enzymatic hydrolysis of chrome - tanned leather wastes