Used for measuring sulfite concentration quantitatively in food products, where it is often used as a preservative.  Simple to use, they may also be used in aqueous solutions for direct measurement of concentration. Accurate results after 15 seconds Concentration range of 10, 50, 100, 250 and 500ppm Color chart on tube label

Specifications:

Maximum Measurement 500ppm

Multiple Parameter Single

Strip Type Sulfite

1 bag of 50 strips

Made in US

For more inquiries, look for Ms. Ann at (02) 775-6905