Best Price 99% Alpha Arbutin Powder 100% Pure Arbutin
Product Description
Appearance
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White Crystalline Powder
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Assay
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≥99.0%
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Melting point
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202~207ºC
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Clarity of Water Solution
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Transparency,colorless,none suspended matters
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pH Value(1% in water)
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5.0~7.0
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Loss on drying
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0.5% max.
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Residue on Ignition
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0.5% max.
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Heavy Metals
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10 ppm max.
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Pathogen
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Bacteria:100cfg/g max.Fungus:100 cfu/g max.
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Alpha Arbutin
exhibits impressive tyrosinase inhibition and is nine times more effective than Beta-Arbutin. Very low IC50 values indicates the power of Alpha-Arbutin. The outstanding efficacy of Alphar-Arbutin is due to its perfect affinity to the active site of tyrosinase.
Alpha-Arbutin is water soluble and easily incorporated into the water phase of cosmetic formulations. It is stable againsthydrolysis as tested in the pH range from 3.5 - 6.6. Suggested concentration: 0.2% when formulated with an exfoliant or penetration enhancer, otherwise up to 2%.
Related Products
Hebei Yalin Technology Co., Ltd. main products :PP, PE, PP, EPS, EVA, ABS, PVC, chemical additives, adhesives and sealants, organic acids, inorganic acids, inorganic chemicals, refractory metals, non-ferrous metal materials, washing materials.
"Reputation first" is our business principle, "integrity-based" is our service philosophy, we are committed to providing customers with the best products and the best service
Team show
1. We offer the most competitive prices.
2. We provide relevant professional product consulting.
3. We are willing to help customers find any potential products and merchandise.
4. You can visit our factory and office for free. Our success is inseparable from your support and making friends from all over the world in good faith.
5. Our aim is: integrity first; reputation first, best reputation; once cooperation, friends for a lifetime.
As the price of our products are continuously changing, please check on the Contact Information on the bottom to get the quotations. Thanks.
Q: Can I get product samples before signing the contract?
A: Yes, we offer free samples and you only need to pay the Courier fee which will be refunded on your first bulk order.
Q: What about your delivery date in normal conditions?
A: We send the cargo within 15 days after receiving deposit,
Q: what about your package?
A: Usually as per customer's requests.
Common packing information: Small size in bundles, big size in bulk, some sizes with plastic cap to protect both ends, seaworthy packaging.
Q: If products have some quality problem,how would you deal with?
A: We will responsible for all of our quality problems.
Q: How to get accurate price / quotation from you?
A: Please tell us the products you need or what you're looking for, we'll send our quotation to you as soon as possible.
Q: What are your mian products?
A.The main products are: aluminum bar, zinc ingot, lead ingot, aluminum scrap wire, copper wire scrap, cobalt metal, nickel metal and so on. The products are applied mainly in automobile, high-speed rail, electrical aerospace, shipping, industry etc.