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Pratham Stearchem Tri Basic lead Sulphate

CAS Number
12202-17-4
EC Number
235-380-9
Chemical Name
Tribasic Lead Sulphate

Pratham Stearchem Tri Basic lead Sulfate is a white powder which finds extensive use as a stabilizer at high temperatures during PVC processing. The applications of TBLS include rigid PVC processing, manufacturing of cables and extrusions and calendaring operations. It is also used as stabilizer in extruded, calandered & molded PVC products. However, Tri Basic Lead Sulfate lacks lubricating property, and hence it is usually used along with a lubricating substance, mostly Calcium Stearate, Di Basic Lead Stearate or Lead Stearate. However, due to toxicity, Tri Basic Lead Sulfate is not used in articles that are likely to come in contact with foodstuff.

Properties

Physical Form
  • Powder
  • Solid

Identification

Molecular Formula
3PbO.PbSO4.H2O

Product families

Applications

Industrial — Chemical & Industrial Manufacturing
  • Chemical Manufacturing

Product Families

Base Chemicals & Intermediates — Technical Salts & Inorganics
  • Inorganics

Other characteristics

Purity (Assay)
99.0 - 99.0 %
Markets
Industrial
Packing
25 Kg. HDPE bags with LDPE liners
Appearance
White Powder
Technology
Base Chemicals & Intermediates
Packaging Type
Bags
Applicable Processes
PVC Resins Manufacturing
Suggested Applications

As stabilizer in extruded, calandered & molded PVC products; Used in PVC cables

Base Chemicals Functions
Stabilizer

Technical data

Table 1 of 1

7 rows
CharacteristicValueUnitMethod
Molecular Weight990.74——
Specific Gravity2.66——
Moisturemax. 1.0%—
Melting Point900°C—
Particle Size-200Mesh—
Lead Content(as PbO )87-89%—
Puritymin. 99%HPLC, LC-MS

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