pH standard solution,reference electrode inner solution

Product Name	prepared pH standard solution (500mL)
	oxalate pH standard solution pH1.68	phthalate pH standard solution pH4.01	neutral phosphate pH standard solution pH6.86	borate pH standard solution pH9.18	carbonate pH standard solution pH10.02
model	143F194	143F191	143F192	143F193	143F195
composition	0.05mol/L potassium tetraoxalate KH3（C2O4）2・2H2O aqueous solution	0.05mol/L potassium hydrogen phthalate C6H4（COOK)(COOH）aqueous solution	0.025mol/L Potassium Phosphate, Monobasic KH2PO4 0.025mol/L Disodium phosphate Na2HPO4 aqueous solution	0.01mol/L sodium borate（borax） Na2B4O7・10H2O aqueous solution	0.025mol/L sodium hydrogen carbonate NaHCO3 0.025mol/L sodium carbonate Na2CO3 aqueous solution

Product Name	pH standard solution powder (for 500mL, 5 bags)
	oxalate powder reagent for pH standard solution pH1.68 poison	phthalate powder reagent for pH standard solution pH4.01	neutral phosphate powder reagent for pH standard solution pH6.86	borate powder reagent for pH standard solution pH9.18	carbonate powder reagent for pH standard solution pH10.02
model	143F065	143F060	143F061	143F062	143F066

　　　Poisonous substance: please pay special attention when handling the poisonous substance.

Product Name	color pH standard solution (500mL)
	phthalate color pH standard solution pH4.01	neutral phosphate color pH standard solution pH6.86	borate color pH standard solution pH9.18
model	pH4.01CL	pH6.86CL	pH9.18CL

Product Name	reference electrode inner solution
	reference electrode inner solution RE-4 50mL×3 bottles	reference electrode inner solution RE-1 100mL
model	0BG00011	143F230