This product has not been tested for solution stability. However, various publications suggest that solutions are stable for extended periods when refrigerated. Please see the link below to review an example that suggests solutions in water are stable for up to 2 months:
Long-term degradation study of hyaluronic acid in aqueous solutions without protection against microorganisms
https://www.sciencedirect.com/science/article/pii/S0144861715010814?via%3Dihub
53163
Hyaluronic acid sodium salt from Streptococcus equi
mol wt 750,000-1,000,000
Synonym(s):
Sodium hyaluronate
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About This Item
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biological source
(Streptococcus equi)
Quality Level
form
powder
mol wt
750,000-1,000,000
color
white
solubility
water: ~5 g/L
suitability
conforms to structure for Infrared spectrum
shipped in
wet ice
storage temp.
−20°C
SMILES string
[Na+].N([C@H]1[C@@H](O[C@@H]([C@H]([C@@H]1O[C@@H]4O[C@@H]([C@H]([C@@H]([C@H]4O)O)O)C(=O)O)O)CO)O[C@@H]2[C@H](O[C@H]([C@@H]([C@H]2O)O)O[C@@H]3[C@H]([C@@H](O[C@@H]([C@H]3O)CO)O)NC(=O)C)C(=O)O)C(=O)C
InChI
1S/C28H44N2O23.Na/c1-5(33)29-9-18(11(35)7(3-31)47-25(9)46)49-28-17(41)15(39)20(22(53-28)24(44)45)51-26-10(30-6(2)34)19(12(36)8(4-32)48-26)50-27-16(40)13(37)14(38)21(52-27)23(42)43;/h7-22,25-28,31-32,35-41,46H,3-4H2,1-2H3,(H,29,33)(H,30,34)(H,42,43)(H,44,45);/q;+1/t7-,8-,9-,10-,11-,12-,13+,14+,15-,16-,17-,18-,19-,20+,21+,22+,25-,26+,27-,28-;/m1./s1
InChI key
YWIVKILSMZOHHF-QJZPQSOGSA-N
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Application
suitable as substrate for hyaluronidase
Other Notes
To gain a comprehensive understanding of our extensive range of Polysaccharides for your research, we encourage you to visit our Carbohydrates Category page.
Storage Class Code
11 - Combustible Solids
WGK
WGK 2
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
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What is the optimal temperature for storage of hyaluronic acid dissolved in water?
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