1.Pure Konjac Powder 2.White yellow powder 3.Supplied steadily 4.competitive price 5.Timely delivery & best service Product Name: Konjac Extract Effective Constituent: GlucomannanSpecification: 90% by HPLC Appearance: white yellow powderMelecular Formula: C26H43O22 Melecular Weight: 708 CAS No.: 37220-17-0 Indications and Uses:Konjac contains more than ten kinds of amino acid required by human ...