If there are large batch-to-batch viscosity fluctuations, does the supplier have a robust after-sales laboratory re-inspection process and claims mechanism?

In the COA report, are the measured values ​​of 'Asia/Color (APHA)' and 'Moisture' clearly indicated? When exporting Lsobornyl Methacrylate (IBOMA) from China to Europe or America, how does the supplier ensure the polymerization inhibitor does not degrade during long-distance sea transport?

To cope with global supply chain fluctuations, does the supplier have overseas agents or bonded warehouses that can provide rapid replenishment for small batches?

Does the supplier offer VMI (Vendor Managed Inventory) services? What is the lead time for the first order?

How does the molecular structure of methacrylic acid (MAA) affect the polymer's hardness ($T_g$)? What are its advantages compared to acrylic acid (AA)?

For long-term bulk purchases, does the supplier accept L/C or OA (Open Account) terms?

What is the main role of methacrylic acid (MAA) in water-based coating formulations? How does it improve emulsion stability through pH adjustment?

If yellowing of the cured film occurs in the UV formulation, can the supplier's technical team assist with component analysis?