Hyaluronic acid powder is a popular skincare ingredient that is derived from hyaluronic acid, a naturally occurring substance found in the human body. It is known for its ability to retain moisture in the skin, making it a sought-after ingredient in skincare products.
Hyaluronic acid is a glycosaminoglycan, a type of molecule that is found in connective tissues throughout the body, particularly in the skin, joints, and eyes. It has a unique ability to hold water, making it an effective humectant that can attract and retain moisture.
Anyị nwere ọtụtụ ụlọ ọrụ dị elu nke nwere nkwado miri emi, nke nwere ike inye gị ngwaahịa dị elu na ọnụ ahịa asọmpi. Anyị nwekwara ike inye ego maka nnukwu ịzụrụ ihe. Anyị na-akwado ọtụtụ ụlọ ọrụ na-ebuga ibu ndị ọkachamara, nwere ike ịnapụta ngwaahịa n'enweghị nsogbu na aka gị. Oge nnyefe bụ ihe dịka ụbọchị 3-20 mgbe nkwenye nke ịkwụ ụgwọ gasịrị.
Items | Limits |
Description | white to off-white powder |
Infrared Absorption | The infred absorption spectnm should be consistent |
Sodium salt identifieation reaetion | Should show the positive reaction of sodium salt |
Molecular weight | 8.0 ~ 15.0 ×105Dalton(customizable) |
Intrinsie yiscosity walue | 17.2-23.6 |
Assay of Sodium Hyaluronate % | ≥92 |
Glycuronic acid % | ≥45 |
Panticle Size | 100% thru 80 Mesh |
Absorbance | ≤0.25 |
Loss on drying% | ≤10 |
Residue on Ignition(500-600°) | ≤20% |
PH (0. 1% Solution ) | 6.0 ~ 7.5 |
Bulk density g/ml | ≥0.6 |
Heavy Metal | ≤20ppm |
Lead (Pb) | ≤3ppm |
Arsenic (As) | ≤2ppm |
Cadmium | <2ppm |
Mercury (Hg) | ≤0. 1ppm |
Proteins % | ≤0. 1 |
Transparency%( 0. 1% Solution) | ≥98.5 |
Total Plate Count | ≤1000cfu/g |
Yeast and Mold | ≤100cfu/g |
Staphylococcus | Ihe ọjọọ |
Salmonella | Neeative |
E.Coli | Neeative |
Storage Condition | Stored in cool and dry place |
1. Ị bụ ụlọ ọrụ mmepụta ihe ma ọ bụ ụlọ ọrụ ịzụ ahịa?
Anyị bụ ụlọ ọrụ na-ejikọta ụlọ ọrụ na ịzụ ahịa, na-enye ọrụ nkwụsịtụ.OEM nwere ike ịnakwere.
2. Ị na-enye samples? Ọ bụ n'efu ka ọ bụ mgbakwunye?
Free samples. The sample si ibu ego kwesịrị ịkwụ ụgwọ gị n'akụkụ.
3. Ị nwere asambodo ọ bụla metụtara njikwa mma?
ISO 9001: 2008 asambodo iji hụ na ịdị mma.
4. Kedu ihe m ga-enye ka m nweta nhota okwu?
Pls na-agwa anyị ụdị ngwaahịa nke ị chọrọ, iji ọnụ ọgụgụ, adreesị na ihe ndị a chọrọ. A ga-edepụta nkwupụta maka ntinye aka gị n'oge.
5. Kedu ụdị usoro ịkwụ ụgwọ na-amasị gị? Kedu ụdị usoro anabatara?
Usoro nnyefe anabatara: FOB, CFR, CIF, EXW;
Ego ịkwụ ụgwọ anabatara: USD;
Ụdị ịkwụ ụgwọ anabatara: T/T, Western Union; Paypal, ahia ahia.
Asụsụ Asụsụ: Bekee.
Ụdị ngwaahịa