Gossypol-醋酸acid98%的棉花种子中提取

1English name:cotton seed extract 2Gossypol-acetic acid 98% 3Test method:HPLC 4Fuction:Inhibiting spermatogenesis and activities, male contraceptive. Analysis Product Name: Cotton Seed P.E. Batch No. MF-100510 Latin name: Gossypium herbaceum L Part Used: Seed Produce Date: 2010.05.10 Expiry Date:: 2012.05..09ITEMSPECRESULT TEST METHODDescription : Color: Yellow -acicular Crystal CompliesVisual Odor: CharacteristicCompliesVisualPhysical : Loss on drying: ≤1.00%0.08%CP2010 Acid insoluble Ash: ≤0.20%0.10%CP2010Chemical : Heavy metals(as Pb): ≤10ppmCompliesCP2010 Arsenic (As): ≤2ppmCompliesCP2010Residual Pesticide: NegativeCompliesCP2010 Melting Point: 176-180°CComplies/Assay Extract ratio: (C32H34O10)97%-103%99.2%CompliesMicrobial : Total microbacterial count: NMT1,000cfu/gCompliesCP2010 Total Yeast & Mold NMT100cfu/gCompliesCP2010 Salmonella: NegativeCompliesCP2010 E.Coli. NegativeCompliesCP2010