Product Description
Pigment Yellow 34, commonly referred to as Lead Chromate, is a classic inorganic yellow pigment celebrated for its vivid, luminous yellow tone. It combines robust tinting capacity and superior light fastness, delivering durable, fade-resistant color performance for long-term industrial applications.
Physical Appearance: It presents as a bright yellow crystalline powder or transparent liquid with pure and uniform color tone.
Chemical Properties: Its chemical constitution is PbCrO₄·PbSO₄, with a molecular weight of 576.07. The stable chemical structure endows the pigment with steady coloring quality and reliable application adaptability.
Product Parameters
Performance Features
This inorganic pigment boasts exceptional heat, light and weather resistance. It maintains stable color fidelity and minimizes fading even during long-term outdoor and high-temperature service.
Application Scope
Featuring high opacity and strong tinting strength, it delivers vivid yellow coloration for paints, industrial coatings and synthetic fiber coloring, offering reliable and uniform covering performance.
Safety & Storage Guidelines
Given its toxic properties, standardized operating protection is mandatory during handling. The product requires cool, dry storage and must be kept apart from incompatible substances to ensure safety and stability.
Key Technical Parameters
It has a density of 1.73 g/cm³ (20 °C) and a boiling point of 157 °C. The pigment is insoluble in water and oily media, yet dissolves in strong acidic and alkaline liquids. Under correct preservation conditions, it retains good stability; contact with sulfur-containing substances and strong alkalis must be prevented to avoid color deterioration.
Application Scenarios
Pigment Yellow 34 serves as a high-stability yellow colorant mainly for coatings and plastic products. It is widely adopted for tinting various paints and polymer materials, and also suitable for synthetic fiber coloring and other scenarios demanding bright, consistent yellow shades.
Storage & Handling Requirements
To avoid moisture influence, the product needs sealed packaging and should be preserved in cool, dry and ventilated environments, isolated from incompatible and harmful substances. Properly sealed stock enjoys a 24-month shelf life.
Hazard & Compliance Note
Containing lead and chromium elements, this pigment is categorized as hazardous goods. Its practical usage is restricted in certain industries to meet prevailing environmental and safety regulatory standards.
