Note: Select 2-3 Expected Differences of S this predicted before formally measurement. \u0026 nbsp; Product Instruction: Acupunge is a natural flavonoid compound existing in nature, with multiple biological activity, Such as anti-oxidation, anti-inflammatory antibacterial, anti-osteoporosis, anti-tumor, immune regulation, protect heart and nervous system, etc., mostly used in medical research and cosmetic industries. Accepted in 270 nm has absorption peaks, and its content can be determined using HPLC. \u0026 nbsp;

Instruments and reagents required in the test: High-performance liquid chromatograph (C18 column (4.6 × 250 mm), UV detector (VWD), desktop centrifuge, adjustable pipe gun, mortar / homogenizer, brown EP T, needle filter (50, organic system, 0.45 μm), syringe, filter, filtration Membrane (organic, water), brown into S bottles (50, 1.5 mL), acetonitrile (chromatography, 500 mL), super pure water, phosphoric acid (analysis pure), methanol (analysis pure), 5 ml white plastic reagent Bottle, 2 ml EP T. \u0026 nbsp;

Product content: \u0026 nbsp;

extraction Liquidity: Liquid 80 mL × 1 bottle, stored at 4 ° C. \u0026 NBSP;

Extract 2: Liquid 90 mL × 1 bottle, stored at 4 ° C. \u0026 NBSP; Standard: Powder × 1, 4 ° C protected. 2 mL of methanol was added to prepare a standard solution of 1 mg / ml of generic umpuezine, 4 ° C sealed, avoid direct sunlight, after 4 ° C sealing, there was solid precipitation, and the micro-heat promotion in a 50 ° C water bath.

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