Quality of Light Filth in Thai Rice Noodles “Kanom jeen”

Abstract

Background: Thai rice noodles or “Kanom Jeen” is a pre-packed processed food, its production is controlled as follow a primary GMP that prescribed on a notification from the Ministry of Public Health (No. 342) B.E. 2555. There was data on the results of quality studies in chemistry; physical; and microbiological, but it did not have light filth data. A light filth is disgusting as invisible to the naked eyes, and it is an indicator of hygiene in a production process.

Objectives: To evaluate a quality and safety of Kanom Jeen.

Methods: The study explored a light filth on 120 Kanom Jeen samples by using the AOAC 982.32, Light Filth in Rice Flours (Powders), Extruded Rice Products, and Rice Paper.

Results:The results detected insect fragment, human hair, mite, feather, rat hair, book lice, and cat/dog hair by 120, 103, 90, 63, 56, 41 and 36 samples (100.0, 85.8, 75.0, 52.5, 46.7, 34.2 and 30.0%) respectively. There was Thai rice noodles not met a defect action levels of the U.S. FDA due to founding insect fragments 225 pieces on 52 samples (43.3%) and rat hair 4.5 pieces on one sample (0.8%).

Conclusions: We found light filth in all Kanom Jeen samples. Therefore, Thai rice noodle producers should control a production process on all steps by applying the Good Manufacturing Practice (GMP) to guarantee product quality and create a confidence to consumers.