Comparing Methyl Methacrylate (MMA) from Mitsubishi Chemical, Röhm, and major Chinese manufacturers, which product is more suitable for electronic-grade applications?

What is the shelf life of unexpanded microspheres? Will it fail prematurely under humid or compressive conditions?

Topas (Topanol A) or MEHQ? For Methyl Methacrylate (MMA) that needs to be stored for more than 6 months, which polymerization inhibition method is more stable?

After receiving the sample, how can its expansion performance be verified using DSC (Differential Scanning Calorimetry) or a hot-stage microscope?

Why does the price of Methyl Methacrylate (MMA) produced in China often fluctuate more dramatically than in the global market? What are the core raw materials currently affecting its cost?

Does Ascent Petrochem have proprietary patents for expandable microsphere technology? Can you provide a particle size distribution report (PSD) for each batch?

For long-distance transportation of Methyl Methacrylate MMA, what are the safety and loss rates compared to using ISO tanks versus flexitanks?

Can the supplier provide REACH registration certificates and food contact compliance certificates for the automotive/packaging industries?