Ureum analytische kwaliteit BP, USP 500 g

App. White granules/crystal. powder

Assay > 99%

Melt. range 131 - 134°C

Solub. in H₂O < 0.003%, Acidity < 0.05ml N%,Alkalinity < 0.05ml N%,Ash (SO₄) < 0.005%,Cl^- < 0.02%,SO₄ < 0.05%,Cu < 0.0001%,Fe < 0.0001%,Pb < 0.0002%,Biuret < 0.1%