Polyglutamic Acid CAS 25513-46-6, Polyglutamic Acid, CAS 25513-46-6
Molecular formula: L-Glu-(L-Glu)ₙ -l-glu, molecular weight range 50,000-3 million daltons (graded by application).
25513-46-6
C5H9NO4
147.13
200-293-7
CAS | 25513-46-6 |
Molecular formula | C5H9NO4 |
Molecular weight | 147.13 |
EIENCS | 200-293-7 |
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Molecular formula: L-Glu-(L-Glu)ₙ -l-glu, molecular weight range 50,000-3 million daltons (graded by application).
Appearance: White to light yellow powder, extremely water-soluble (the solution is transparent and odorless), and can form a hydrogel.
Core features
Super moisturizing property: Its water-locking capacity is 500 times that of hyaluronic acid (hyaluronic acid). An addition amount of 0.05 to 0.1% can significantly increase the skin's water content.
Biocompatibility: The degradation product is non-toxic glutamic acid, meeting environmental protection requirements (eco-friendly type).
Stability: Stable at pH 5 to 9, with good heat resistance, but the aqueous solution needs to be prepared freshly (it may turn red and lose its effectiveness if left for a long time).
In the agricultural sector: Fertilizer efficiency enhancement and stress resistance for increased production
Mechanism of action
It forms a water-retaining film on the root hairs, improving the utilization rate of fertilizers (reducing the precipitation of phosphorus and calcium) and promoting nutrient absorption.
Chelate heavy metals (such as Pb²⁺, Cd²⁺, etc.) to restore contaminated soil; Buffer acid and alkali, and improve saline-alkali land.
Production increase effect
Tomato: Reduce weight by 50%+ apply 30g of PGA, increase yield by 25.3%.
Rice: Under the condition of 20% fertilizer reduction, the yield is comparable to that of conventional fertilization (with significant fertilizer savings).
Food industry: Multifunctional additives
Baked goods: Adding 0.03% can extend the shelf life by 48 hours (cakes without this addition will go bad within 8 hours), and improve the fluffiness.
Ice cream: Inhibits ice crystal growth, enhances resistance to melting, and promotes calcium absorption (sodium-type γ-PGA works best).
Fried foods: Reduce oil oxidation and decrease body fat accumulation (addition amount 0.1%).
4. Medicine and Environmental Protection
Pharmaceutical carriers: As surgical sutures (without suture removal) and sustained-release stents for targeted drugs, they have better biocompatibility than synthetic materials.
Water treatment: High-molecular-weight (1.5 million) products can replace polyacrylamide, providing efficient flocculation without causing secondary pollution.
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