1. Test kit for Sodium
Hydrosulfite in Food
Miss Thadarat Khunluk 5114102320
Miss Narin Pengsan 5114102321
Miss Pimjai Boontiam 5114102324
Miss Rutaichanok Thawonwong 5114102328
Miss Supadtra Punyawong 5114102338

2. Test kit for Sodium
Hydrosulfite in Food

3. Health Impact
• Being cause dyspnea (difficulty breath ), lower blood pressure,
dizziness.
• Abdominal pain, vomiting, and diarrhea
• For severe allergic person or asthmatic patient may cause shock,
coma, and death.

4. Target Sample
• Coconut sugar, pickled bamboo shoot, preserved fruits ,bean
sprout, shredded ginger, etc.

5. Test Kit Tool
• 1 Plastic cup
• 1 bottle of test reagent

6. Procedure
• For liquid sample, pour 5 ml of sample in the plastic cup.
• In case of solid sample, put ½ teaspoonful of sample into the plastic
cup, add 10ml of clean water and press to break the sample.
• Add 1-3 drops of test reagent, shake and notice the color.

7. Evaluation
• If the liquid is gray or black, such sample contains sodium
hydrosulfite (prohibited)
• If the liquid is light blue or green, such sample contains no
sodium hydrosulfite.

8. Thank you