PROMO 50g Pure 99% Azelaic Acid powder rhododendron spices acid free shipping

50g Pure 99% Azelaic Acid powder rhododendron spices acid free shipping 50g Pure 99% Azelaic Acid powder rhododendron spices acid Product name: Azelaic acid Synonym: Nonanedioic acidv Synonym: Nonanedioic acid Molecular formula: C9H16O4 Molecular weight: 88.22 CAS NO.: 123-99-9 EINECS No.: 204-669-1 Purity: 99% Assay: 99.0 Azelaic Acid Usage: It's widely used for cosmetics and pharmaceuticals Azelaic Acid Appearance: White to slight yellow oblique rhombohedra crystal, needle crystal or powder Function 1. Azelaic acid has been used for treatment of skin pigmentation including melasma and post inflammatory hyperpigmentation, particularly in those with darker skin types. It has been recommended as an alternative to hydroquinone (HQ). As a tyrosinase inhibitor, azelaic acid reduces synthesis of melanin. 2. Azelaic acid can inhibit microbial protein synthesis, so for Propionibacterium acnes and Staphylococcus epidermidis have antibacterial activity, can be used as anti-acne drug. 3. Azelaic acid or zinc salts, and vitamin B6 compatibility, can be used for hair care products for men, hair loss disease etc. Factory & Production Process: STORAGE: Store in a cool dry place.Reseal aftes opening. ABOUT SHIPMENT 1. WORLDWIDE SHIPPING. (Except some countries and APO/FPO) 2. Orders Processed timely after the payment verification. 3. We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address. 4. The images shown are not the actual item and are for your reference only. 5. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit time may vary, particularly during the holiday season. 6. If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction! 7. Due to stock status and item differences, we will choose to ship your from our first available warehouse for fast delivery. RETURN&REFUND 1. You have 7 days to contact us and 30 days to return it from the date it was received. If this item is in your possession more than 7 days, it is considered used and WE WILL NOT ISSUE You A REFUND OR REPLACEMENT.There are NO EXCEPTIONS! Shipping cost is bear by both sller and buyer in half. 2. All returmed items MUST BE in the original and you MUST PROVIDE us with the shipping tracking number, and specific reason for the return. 3. We will refund YOUR FULL WINNING BID AMOUNT, upon receipt of the item in its original condition and packaging with all components and accessories indluded, AFTER BOTH Buyer and Seller cancel the transaction from aliexpress. OR, you may choose to have a replacement. 4. We will bear all the shipping cost if the products(s) is(are) not as advertised. ABOUT GUARANTEE warranty. Defective items MUST BE reported and returned within the warranty period(and in the original packaging, if possible). You must tell us what the defect is and give us your order number. WE DO NOT REPAIR OR REPLACE ITEMS WITH AN EXOIRED WARRANTY. You agree to all of above-listed policies upon ordering on aliexpress! ABOUT FEEDBACK We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important We request that you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns. It is impossible to address issues.If we do not know about them! window.adminAccountId=234590517; . Brand Name: NoEnName_NullFeature: WhiteningGender: UnisexFormulation: CreamIngredient: Azelaic AcidModel Number: Azelaic Acid powderAppearance: White to slight yellow oblique