1001650100

Analysis Note

Assay (alkalimetric): 99.5 - 100.5 %Identity: passes testAppearance of solution: passes testpH-value (3.3 %, water): 3.8 - 4.8Chloride (Cl): ≤ 0.0003 %Phosphate (PO₄): ≤ 0.0005 %Sulfate (SO₄): ≤ 0.0005 %Solubility in ethanol: passes testIn methanol insoluble matter: ≤ 0.005 %Heavy metals (as Pb): ≤ 0.0005 Ê (Calcium): ≤ 0.002 þ (Iron): ≤ 0.0001 %Pb (Lead): ≤ 0.001 %Organic impurities: passes testNonvolatile with methanol: ≤ 0.05 %Corresponds to ACS,ISO,Reag. Ph Eur

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Packaging

100, 500 g in Plastic bottle

1, 5 kg in Plastic bottle

12 kg in Bucket, plastic

25 kg in Fibre carton

agency	reag. ISO, reag. Ph. Eur.
anion traces	chloride (Cl^-): ≤0.0003%, phosphate (PO₄^3-): ≤0.0005%, sulfate (SO₄^2-): ≤0.0005%
assay	99.5-100.5% (alkalimetric)
bulk density	400‑600 kg/m³
cation traces	Ca: ≤0.002%, Pb: ≤0.001%, Fe: ≤0.0001%, heavy metals (as Pb): ≤0.0005%
density	1.489 g/cm³ at 23 °C
form	solid
grade	ACS reagent
impurities	≤0.05% Nonvolatile with methanol, ≤0.005% In methanol insoluble matter
InChI key	KGBXLFKZBHKPEV-UHFFFAOYSA-N
InChI	1S/BH3O3/c2-1(3)4/h2-4H
mp	160 °C (dec.) (lit.)
pH	3.8-4.8 (20 °C, 33 g/L in H₂O)
potency	2660 mg/kg LD₅₀, oral (Rat), >2000 mg/kg LD₅₀, skin (Rat)
product line	EMSURE^®
Quality Level	300
SMILES string	OB(O)O
solubility	49.2 g/L
storage temp.	2-30°C
vapor pressure	2.6 mmHg ( 20 °C)