Royal Jelly Powder ITEM SPECIFICATION UNIT RESULT METHOD Appearance Powder Powder Color Light-yellow Light-yellow 10-HDA â?¥4.0 % 4.03 HPLC Moisture 33 % 38 Kjeldahl Method Acid 90-159 ml/100g 105 GB 9697-2008 Ash 0.5-0.9 % 0.7 GB 9697-2008 Foreign Matter 0.01max %