What is the M2 Test Solution for Stainless Steel Insulated Cups? – Safety and Purchasing Guide

Every cup has a story, and life has its warmth. Hello everyone, and welcome to "Dong Dong's Cup Talk" In previous discussions, I’ve mentioned simple ways to test whether your stainless steel cup is made of 304 stainless steel, including the use of testing solutions. However, I’ve never gone into detail about it. https://www.zhanyict.com/en/ProductsDetail-VB-10529.htmlRecently, I’ve received private messages from friends asking me to explain the reagent testing method. Today, I’ll share this topic in detail. As the content is quite extensive, I’ll break it down into several parts for you.

III. Safety and Purchasing Guide

4. Toxicity Issues

- M2 contains mild acidic corrosive agents. Avoid contact with skin or eyes.

- Wear gloves during operation and use in a well-ventilated environment.

- This is not a food-grade reagent. https://www.zhanyict.com/en/ProductsDetail-VB-10529.htmlDo not let it come into contact with the inner wall of the cup.

5. Purchasing Suggestions

Channel: E-commerce Platform

Price: ￥15-30

Convenience: Five Stars

Channel: Hardware Market

Price: ￥20-40

Convenience: Three Stars

Channel: Industrial Supplies Store

Price: ￥25-50

Convenience: Two Stars

6. Ease of Personal Use

✓ Advantages: Fast (results in 30 seconds), portable

✗ Limitations: Only tests the surface layer; https://www.zhanyict.com/en/ProductsDetail-VB-10529.htmlnot suitable for plated or coated materials