Description

D-Nonamannuronic Acid Nonasodium Salt is a high-purity, defined oligosaccharide derivative of alginic acid, specifically a nonamer composed of mannuronic acid units. This compound is valued for its precise molecular weight and consistent structure, making it an essential reference standard and biochemical tool for advanced research and development. It is primarily utilized by scientists and manufacturers in the pharmaceutical, biotechnology, and advanced materials sectors for applications requiring specific carbohydrate interactions and reproducible results.

Application

• Biochemical Research: Serves as a critical reference standard and substrate for studying alginate lyase enzymes, carbohydrate-protein interactions, and polysaccharide degradation pathways.
• Pharmaceutical Development: Used in the research and quality control of novel therapeutics, including drug delivery systems based on alginate polymers and heparin mimetics.
• Standards and Calibration: Acts as a high-purity calibrant for analytical techniques such as HPLC, Mass Spectrometry, and NMR for the quantification and characterization of alginate-derived products.
• Biomaterial Science: Employed in the design and testing of advanced hydrogels, wound dressings, and tissue engineering scaffolds where specific oligomeric sequences dictate material properties.
• Food Science Research: Utilized in studies investigating the functional properties, viscosity, and gelling behavior of alginate oligomers in food-grade applications.

Basic Information

Product Name	D-Nonamannuronic Acid Nonasodium Salt
CAS No.	862694-99-3
Molecular Formula	C36H45Na9O36
Molecular Weight	1245.7 g/mol (approx.)
Synonyms	Nonasodium D-nonamannuronate; Sodium D-nonamannuronate; Alginate Nonamer (Mannuronate); Oligomanuronate Nonasodium Salt; M9 Nonasodium Salt; (1→4)-linked α-D-Mannuronononasodium Salt; Poly(mannuronic acid) nonamer sodium salt; D-Mannuronic Acid Oligomer Sodium Salt (n=9)
EINECS	Contact for details

Quality Control

Every batch of D-Nonamannuronic Acid Nonasodium Salt is manufactured and analyzed under strict quality management protocols. Our products undergo rigorous quality testing, including advanced chromatographic and spectroscopic methods, to ensure compliance with high-purity standards for research and development. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and consistency for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). For long-term storage, consider desiccated conditions to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Heavy Metals	≤ 10 ppm
pH (1% Solution)	6.0 - 8.0
Endotoxin (LAL)	< 10 EU/mg (if applicable)

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.