ph 5 7 silk fibroin powder

{"cid":"91200154","title":"Cosmetic Grade Silk Fibroin Powder PH 5-7 for Skin Care Improvement","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/39\/7f\/ba54694fe215eabb3dcff1759513-200x200-1.jpg","attrs":{"Price":"FOB USD40~45Dollars\/KG","Brand Name":"Shihong","Model Number":"96690-41-4","Minimum Order Quantity":"100kg","Delivery Time":"After confirm order 5~7 work days","Certification":"OMRL, SGS","Place of Origin":"China","Payment Terms":"L\/C,T\/T,","Supply Ability":"1000 tons per month","Packaging Details":"20kg\/barrel","Product Category":"Silk Amino Acid","Specification":"90% Total Amino Acid","PH":"5-7","As":"0.5% max","Water Solubility":"Completely Water Soluble","Grade":"Cosmetic Grade","Solubility":"Water Soluble","Total Nitrogen":"14.5%min"}}