3,4-Dihydroxybenzaldehyde
CAS NOú¦139-85-5
Micro-gray crystalline powder,
Purity : more than 99%(HPLC)
Application: Can be used for synthesizing a variety of antibiotics and anti-inflammatory drugs.
Packing:25kg/drum.
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3PLY Civil Mask CE Nonwoven Disposable Protective Civil Face Mask 3ply with Earloop type Perfect protection when travelling through congested airports, bus terminals, malls, parks, and busy city streets Block particulate matter, dust and other inhalable fine particles They are soft and comfortable ear hook masks; not easy to drop; no need to adjust it when you work Suitable for people: Cleaner, Builder, Farmer, Student
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