List of practice Questions

Mechanism of chrome tanning is based on:
Which tanning system is more suitable for football leather manufacturing?
Which mixed indicator is used for nitrogen estimation?
Which type of crosslinking occurs in collagen stabilization during oil tanning?
Aldehyde pre-treatment is generally carried out for:
Snuffing on grain is called ............ leather.
Which chemical is used as an indicator in determining the purity of sodium chloride?
How Sulfonation followed by condensation process is called during syntan manufacture?
Which property is mainly incorporated by melamine syntan?
Which one of the following is the shape of test specimens for tensile strength of leather?
Condensation is an important step in syntan manufacture which contributes towards:
Which of the following is used as a reducing agent in the preparation of BCS?
Barkometer is used to:
What is the water solubility properties of a surfactant with HLB range of 1-4?
Protein finishing is preferred for which type of leather?
Chromophores consists of ________ which are responsible for color.
Which deliming agent is ideal for the manufacture of glove leather?
What is the product name (X)? 
Benzenesulfonic acid
Washing after neutralization is necessary to ensure:
For making light and bright colored leathers ______ syntans are preferable.
The position of an auxochromic group in a dye molecule influences:
What is an ideal cutting direction of leather?
Snuffing is an important machinery operation for which type of leathers?
Which technique is used to determine the particle size?
What is the approximate molecular weight of syntan, if the average number of phenolic nuclei per molecule is 5 with a mole ratio of 0.8?