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1.07414

Supelco

Lead(II) hydroxide acetate

anhydrous for the analysis of sugar acc. to Horne EMSURE®

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Synonym(s):
Lead(II) hydroxide acetate, Horne′s compound
Linear Formula:
(CH3COO)2Pb · Pb(OH)2
CAS Number:
Molecular Weight:
566.50
MDL number:
EC Index Number:
257-175-3

Quality Level

product line

EMSURE®

form

crystalline

concentration

≥33.0% (PbO)

impurities

≤0.02% Substances insoluble in dilute acetic acid
≤1% In water insoluble matter

loss

≤1% loss on drying, 105 °C

pH

7.2 (20 °C, 50 g/L in H2O)

mp

198-205 °C

density

3.58 g/cm3 at 22 °C

bulk density

2100 kg/m3

anion traces

chloride (Cl-): ≤0.003%
nitrate and nitrite (as NO3-): passes test

cation traces

Ca: ≤0.01%
Cu: ≤0.002%
Fe: ≤0.002%
K: ≤0.02%
Na: ≤0.05%

storage temp.

2-30°C

InChI

1S/2C2H4O2.2H2O.2Pb/c2*1-2(3)4;;;;/h2*1H3,(H,3,4);2*1H2;;/q;;;;;+2/p-2

InChI key

XAOPZCQFBUCRKR-UHFFFAOYSA-L

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This Item
1.073751.073721.07401
Lead(II) hydroxide acetate anhydrous for the analysis of sugar acc. to Horne EMSURE®

Supelco

1.07414

Lead(II) hydroxide acetate

Lead(II) oxide for analysis EMSURE®

Supelco

1.07401

Lead(II) oxide

impurities

≤0.02% Substances insoluble in dilute acetic acid, ≤1% In water insoluble matter

impurities

≤0.01% Insoluble matter

impurities

-

impurities

≤0.05% Substances insoluble in dilute acetic acid, ≤0.3% Substances not precipitated by hydrogen sulfide (as SO4)

pH

7.2 (20 °C, 50 g/L in H2O)

pH

5.5-6.5 (20 °C, 50 g/L in H2O)

pH

5.5-6.5 (20 °C, 50 g/L in H2O)

pH

8-9 (20 °C, 100 g/L in H2O, slurry)

mp

198-205 °C

mp

75 °C

mp

75 °C (dec.) (lit.)

mp

888 °C

density

3.58 g/cm3 at 22 °C

density

3.3 g/cm3 at 20 °C

density

3.3 g/cm3 at 20 °C

density

9.53 g/cm3 at 20 °C

anion traces

chloride (Cl-): ≤0.003%, nitrate and nitrite (as NO3-): passes test

anion traces

chloride (Cl-): ≤0.0005%, nitrate and nitrite (as NO3-): ≤0.005%

anion traces

-

anion traces

chloride (Cl-): ≤0.005%

Analysis Note

Assay (PbO): ≥ 33.0 %
In water insoluble matter: ≤ 1.0 %
Substances insoluble in dilute acetic acid: ≤ 0.02 %
Chloride (Cl): ≤ 0.003 %
Nitrate und Nitrite (as NO₃): passes test
Ca (Calcium): ≤ 0.01 %
Cu (Copper): ≤ 0.002 %
Fe (Iron): ≤ 0.002 %
K (Potassium): ≤ 0.02 %
Na (Sodium): ≤ 0.05 %
Loss on Drying (105 °C): ≤ 1.0 %

Legal Information

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

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2 - Eye Dam. 1 - Lact. - Repr. 1A - STOT RE 1

Storage Class Code

6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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