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Lead acetate

Time: 2013-06-23 01:29:48; Count: 31

Lead acetate

Synonyms

Acetic acid, lead(2+) salt (2:1);

Lead di(acetate);

Category

Anionic Surfactant

> Carboxylate

>> Chain Carboxylate

>>> Alkyl Carboxylate

>>>> Linear Alkyl Carboxylate

Chemical Numbering System

CAS: 301-04-2

EINECS: 206-104-4

Molecular Formula & Molecular Weight

Molecular Formula: C4H6O4Pb; C2H4O2.1/2Pb

Molecular Weight: 325.29

Structure

Properties

Appearance    (1), solid.

Solubility    soluble in water.

Stability    stable.

Risk    Solid form: toxic; flammable material; irritation, irritation to skin, eye, respiratory system. Harmful products of combustion are CO, CO2 and so on. Contact with strong oxidants, can cause to burn.

GHS label:   

Animal Toxicity

Table 1 Animal toxicity values

cat subcutaneous LDLo

100mg/kg[1]

dog intravenous LDLo

300mg/kg[1]

dog oral LDLo

300mg/kg[1]

dog subcutaneous LDLo

80mg/kg[1]

frog subcutaneous LDLo

1600mg/kg[1]

mouse intraperitoneal LD50

140mg/kg[1]

mouse intravenous LD50

104mg/kg[1]

pigeon intraperitoneal LDLo

150mg/kg[1]

rabbit intravenous LD50

25mg/kg[1]

rabbit subcutaneous LDLo

300mg/kg[1]

rat intraperitoneal LD50

150mg/kg[1]

Reproductive effect[1].

Human Toxicity

Table 2 Human toxicity values

human oral LDLo

714mg/kg[1]

man intravenous TDLo

71mg/kg[1]

Ecology    be hazardous to environment. Water body should be given special attention.

Biodegradability    biodegradable.

Characteristics    excellent antimicrobial, antibacterial, preservative abilities.

Synthesis

 

Quality Standards & Test Methods

1, Physical and chemical indexes

Item

Physical and chemical indexes

Solid

Actives, %, ≥

95.0

Test Methods

(1), Actives

GB/T 13173 Surface active agents -- Detergents -- Testing methods

GB/T 5173 Surface active agents and detergents -- Determination of anionic-active matter by direct two-phase titration procedure

ISO 2271 Surface active agents -- Detergents -- Determination of anionic-active matter by manual or mechanical direct two-phase titration procedure

2, Hazardous substances indexes

Item

Hazardous substances indexes

Solid

As, mg/kg, ≤

3

Test Methods

(1), As

Safety and Technical Standards for Cosmetics (2015 Edition)

GB/T 30797 The test method of food detergents -- Determination of total arsenic

3, Further explanation

(a), On physical and chemical indexes: firstly, shall be indicated carbon atom distribution; secondly, shall be indicated average molecular weight.

Major Uses

1, Typical applications

Use as preservative.

2, Coatings

Drier in paints.

3, Organic synthesis

Use as intermediate in organic synthesis.

Manufacturers

 

References

[1]: ChemIDplus. 301-04-2, Lead acetate

Update: 20140309(1); 20180826(2);

Article

[Terminology] Dispersion system

[Terminology] Vesicle

Pandect of Ester surfactants (1): Definition

[Terminology] Van Der Waals force

[Terminology] Micellar aggregation number

Standard

Test methods of surfactants, catalog, Chinese national standards

Surfactants, catalog, Chinese national standards