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工業(yè)級殼聚糖Chitosan Industrial Grade90%9012-76-4食品級殼聚糖Chitosan Food Grade90%9012-76-4...

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農(nóng)業(yè)級殼寡糖Agricultural grade chitosan oligosaccharide90%148411-57-8食品級殼寡糖Food grade ...

純度:≥98%，規(guī)格:mg/g，白色粉末，中文名稱亮抑酶肽，英文名稱Leupeptin，CAS號103476-89-7分子式C20H40N6O8S分子量524....

D-木糖D-Xylose98%58-86-6L-阿拉伯糖L-Arabinose98%5328-37-0原料類農(nóng)業(yè)級殼寡糖Agricultural grade c...