Sunquin 91

Chemical Name
6-Ethoxy-1,2-dihydro-2,2,4-trimethylquinoline
Structure


bp 125℃/1~2 mmHg , d 1.028~1.032 (at 25℃)
Formular

C14H19NO (mol wt 217.31)

Description

A yellow to dark brown oily liquid.
Color changes do not affect the antioxidant function.

Solubility
 Insoluble in water.
 Soluble in most organic solvents. (ethanol, acetone, benzene etc.)
 Freely miscible with vegetable and animal fats or oils.
Assay

Monomer 91.0% min.
(Perchloric acid titration, Food Chemical Codex, 4th edition)

Specific gravity
1.025～1.040 at 25℃
p-Phenetidine1.0% max.
Heavy metals(as Pb)2 ppm max.
Loss on Drying1.0% max. (100～105℃, 2hrs)
Ash

0.5% max.

Use

Feed grade antioxidant

Recommended dosages
110～140 ppm for feedstuffs
700 ppm for fishmeal
900 ppm for fat and oil of animal and vegetable
Storage
Keep in tightly closed containers, protected from light.