Products & Informations
Seedlac is dissolved in an aqueous-alkali solution, filltered, dewaxed and bleached with Sodium Hypochlorite to the desired color. The shellac is then precipitated from the solution with Sulphuric acid and dried.
Seedlac is dissolved in an aqueous-alkali solution, filltered, dewaxed and bleached with Sodium Hypochlorite to the desired color. The shellac is then precipitated from the solution with Sulphuric acid and dried.
The above information is believed to be accurate and presents the best explanation currently available to us. We assume no liability resulting from above content. The technical standards are formulated and revised by customers’ requirement and us, if there are any changes, the latest specification will be executed and confirmed in the contract.
Acid Value, mgKOH/g | 75~90 |
Arsenic, ppm | ≤3 |
Ash Content, % | ≤0.5 |
Colour, Gardner | ≤1.5 |
Heavy Metals, ppm | ≤5 |
Moisture, % | ≤5.0 |
Saponification Value | 210~250 |
Solubility | Soluble in hot alcohol |
Wax Content, % | ≤0.2 |