Receiving the Symbol of National Quality (SNQ) award
2015 Annual Report
(3) Tainted Oil Incident
In September 2014, it was found that Chang Guann Co., Ltd. made use of gutter oil to manufacture
and sell lard oil. TFDA immediately activated its emergency response mechanism and quickly
Method of Test for Polyaromatic Hydrocarbons in Oils and Fats, the Method of Test
for Acrylamide in Oils and Fats, and the Method of Test for Animal-Derived Ingredients in Tainted Oils
and Fats - Qualitative Test of Swine, Chicken, Bovine, Ovine and Fish Ingredient
, and began carrying
out a series of tests for acidic values, total polar compounds, polyaromatic hydrocarbons, and
animal-derived ingredients for over 308 raw oil, semi-finished oil products, and completed products.
(4) Use of Dimethyl Yellow in Soy Products
a. When Hong Kong released the news for the
presence of Dimethyl Yellow in dried tofu products
exported by Te Chang Food's to Hong Kong
, TFDA immediately identified the presence of
Dimethyl Yellow in the black pepper flavored dried tofu manufactured by the company. Further
checks were performed for raw materials and upstream suppliers and it was found that the
root cause lied in the illegal use of Dimethyl Yellow chemical dye in oily tofu skins manufactured
by Chiu Yuan Enterprise and a food additive combination named
Chien Hsin soy emulsifier
manufactured by Chien Hsin Enterprise.
b. Further study on the adulteration, a additionally suspect dye was found in the Chien Hsin soy
emulsifier. The unknown compound was further separated, purified, and identified as Diethyl
Yellow for the first time of presence in food. TFDA intermediately released
the Method of Test
for Dimethyl Yellow
and Diethyl Yellow
for public reference. Out of 172 sample items taken for
testing, a total of 85 (49.4%) tested positive for illegal use of Dimethyl Yellow and/or Diethyl Yellow.
Inspection results were forwarded to the relevant authorities and inspection units for handling.