Buffer Cleaner
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Physical Properties:
| Melting point | 2450°C | 
| Boiling Point | 3500°C | 
| Density | 2.51 g/mL at 25 °C (lit.) | 
| Solublity | insoluble in H2O, acid solutions | 
| Form | Powder | 
| Colour | Black | 
| Specific gravity | 2.51 | 
| Resistivity | 4500 (ρ/μΩ.cm) | 
| Water solublity | Insoluble in water | 
| Stability | Stable. Incompatible with oxidizing agents. Not flammable. | 
| insoluble in H2O, acid solutions | 
| insoluble in H2O, acid solutions | 

	Standardized at 25°C against chemicals whose certification is traceable to NIST.
	Formula: C₁₀H₁₄N₂Na₂O₈·2H₂O
	MW: 372.24 g/mol
	Melting Point: 255 °C
	Storage Temperature: Ambient
	CAS Number: 6381-92-6
	EINECS: 205-358-3



	CERTIFICATEOFANALYSIS POTASSIUM HYDROXIDE BATCH NO: 212
	Sr. No Characteristic Unit Specification Results
	1 Appearance White White
	2 Alkalinity (as KOH) % wt 90.0Min 90.35
	3 Carbonate (as K2co3) %wt 0.75Max 0.34
	4 Iron (as Fe) ppm
	5 Max 1.29 Chloride (as KCl) ppm 100 Max 80
	6 Silicate (as SiO2) ppm 10 Max 3.4
	7 Sodium (as Na) %wt 0.6Max 0.42
	8 Calcium (as Ca) ppm 1 Max Nil
	9 Nickel (as Ni) ppm 5Max 1.91
	10 Sulphate (as K2SO4) ppm 200 Max 38
	11 Nitrate (as NaNO3) %wt 0.2Max 0.1
	12 Heavy Metals (as Pb) ppm 10 Max < 5 POTASSIUM HYDROXIDE 30%SOLUTION
	
	Physical properties: Clear straw colour Specific gravity: 1.28-1.30 (at 25' C) Total alkalinity: 29-32%



