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Sodium Glucoheptonate Dihydrate 99%

Sodium Glucoheptonate Dihydrate 99% is a biodegradable chelating agent that maintains strong Ca²⁺ and Fe³⁺ binding at pH 9–14, where EDTA and sodium gluconate lose efficiency. It is used in high-alkaline cleaning, metal surface treatment, bottle washing, water treatment and concrete admixtures. Free samples, SDS/TDS and bulk supply available.

  • Other Names: α-D-Glucoheptonic acid sodium salt; Sodium α-Glucoheptonate; D-Glucoheptonic acid sodium salt dihydrate
  • Specification: 99% (industrial grade)
  • Appearance: White crystalline powder
  • CAS No.: 10094-62-9; 31138-65-5; 13007-85-7
  • Molecular Formula: C7H13O8Na·2H2O
  • Molecular Weight: 248.17
  • Free samples available for qualified B2B buyers
  • Packing: 25kg/bag; 1000kg/bag
  • SDS / TDS / COA documents available
  • EU REACH: not currently registered — contact us for details
  • Over 20+ years of chemical supply experience

Buy Sodium Glucoheptonate Dihydrate 99% in Bulk | High-Alkaline EDTA Alternative Supplier

Looking for a high-performance chelating agent for high-alkaline systems?
We are a trusted Sodium Glucoheptonate Dihydrate 99% supplier, offering competitive bulk pricing and stable supply for industrial buyers. Whether you are formulating high-alkaline cleaners, replacing EDTA in alkaline processes, or need a biodegradable chelating agent for metal surface treatment, bottle washing or water treatment, our 99% dihydrate grade is designed for consistent industrial performance.

Product Description

What Is Sodium Glucoheptonate Dihydrate 99%?

Sodium glucoheptonate is an internationally used chelating agent with a wide range of applications. Sodium glucoheptonate has two distinct chemical structural forms (alpha-form as crystal and beta-form as liquid). Sodium Glucoheptonate Dihydrate 99% is a highly purified, water-soluble salt of glucoheptonic acid. As a powerful chelating agent, it binds metal ions and prevents mineral scale formation. With its 99% purity, it is ideal for industrial applications including high-alkaline cleaning, water treatment, metal processing and bottle washing.

Sodium glucoheptonate is a sequestering agent that is 3–4 times more effective than general chelating agents in alkaline systems. This product is non-toxic and can generate non-ionic chelating compounds that inhibit the precipitation of metal ions. This premium-grade chelating agent is widely used across industries due to its effectiveness in improving operational efficiency. It is particularly beneficial for industries that require iron sequestration, metal surface treatment, high-temperature cleaning and agricultural micronutrient formulations.

Product Properties

  • High-efficiency metal ion chelating ability, especially strong chelating ability for iron ions in alkaline systems
  • 99% sodium α-glucoheptonate content
  • Biodegradable and safe for the environment
  • Easily soluble in water and alkaline solutions, slightly soluble in methanol and ethanol, insoluble in non-polar solvents
  • Can be used above 90°C, suitable for high-temperature cleaning
  • Inhibits bacteria and fungi in alkaline solutions with pH below 12
  • Usually non-corrosive, but has slight corrosive effect on sensitive alkaline metals such as aluminum and zinc

Specifications

  • Appearance: White or off-white powder
  • Assay: ≥ 99%
  • Moisture: ≤ 13.5%
  • pH (1%) @ 20°C: 8.0 ± 1.0
  • Chloride: ≤ 0.01%
  • Sulfate salt: ≤ 0.1%
  • Fe³⁺ Chelating Value: ≥ 300 g/100g
  • CaCO₃: ≥ 600 mg/g
  • Reducing Sugar: < 0.5%
  • Packing: 25 kg/bag; 1000 kg/bag
  • EU REACH status: Not currently registered
Comparison

Sodium Glucoheptonate vs EDTA vs Sodium Gluconate

If your current formulation uses EDTA in a high-alkaline system, sodium glucoheptonate may offer better compatibility and a more favorable environmental profile.

PropertySodium GlucoheptonateEDTASodium Gluconate
High-alkaline performanceStrong, especially pH 9–14Can lose efficiency at high pHLimited at high pH
Fe³⁺ chelationHighStrongModerate
CaCO₃ chelation≥ 600 mg/gStrongModerate
BiodegradabilityBiodegradablePoor / persistentReadily biodegradable
Regulatory pressureLowerHigh in EU / North AmericaLow
Typical useAlkaline cleaning, metal treatment, bottle washingGeneral chelationConcrete, cleaning
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Main Applications

Applications of Sodium Glucoheptonate 99%

1. High-Alkaline Cleaning & Bottle Washing (EDTA Replacement)

In high-alkaline cleaning, CIP systems and bottle washing, sodium glucoheptonate 99% complexes Ca²⁺ and Mg²⁺ ions to prevent scale and film formation. It is especially effective where traditional phosphate or EDTA formulas create rinsing or environmental issues. A typical example: when cleaning beer and milk glass bottles, alkaline cleaners can form hydroxide deposits with Ca²⁺ and Mg²⁺ that adhere to bottle walls. Sodium glucoheptonate provides the cleaning performance of phosphate-based formulas while being easier to rinse — improving water savings and environmental profile.

2. Metal Surface Treatment & Iron Chelation in Alkaline Systems

Rust removal and degreasing of low-carbon steel. Traditional rust removal and degreasing processes mainly use cyanide-based treatment agents, which decompose above 50°C and pose high toxicity, strong pollution and operational risks. With sodium glucoheptonate formulas, the treatment temperature can be increased and, under the synergistic effect with caustic soda, metal surface treatment efficiency is greatly improved. Sodium glucoheptonate 99% prevents electroplating solution precipitation, making the plating layer more compact and bright. Under the synergistic effect with caustic alkali, it can also remove existing paint on steel surfaces so they can be repainted, while inhibiting corrosion and scale.

3. Water Treatment & Descaling

Due to its good complexing properties and non-toxic profile, sodium glucoheptonate 99% is widely used in large water treatment devices and for alkaline descaling in boiler condensers and heat exchangers.

4. Stabilizer in Textile Bleaching & Dyeing

A large amount of peroxide is used when bleaching fabrics. The addition of sodium glucoheptonate can effectively complex metal ions of various valences, improving peroxide stability, work efficiency and reducing production costs.

5. Concrete Retarders & Additives

Sodium glucoheptonate 99% can have two effects when used as a concrete admixture: (1) Retarding effect — it extends cement hydration time and helps solve premature concrete setting; (2) Rebar corrosion inhibition — in reinforced concrete components, it can significantly alleviate steel rebar corrosion.

6. Fly Ash Treatment & Heavy Metal Stabilization

Sodium glucoheptonate 99% can effectively chelate various heavy metal ions. After stabilization treatment, heavy metal chelates become stable and resistant to decomposition, converting toxic and harmful substances in fly ash into water-insoluble inorganic minerals or polymer chelates — low solubility, low migration and low toxicity. The process features low energy consumption, easy operation and small capacity increase.

7. Heavy Metal Chelating Agent (EDTA / DTPA / ATMP Alternative)

Sodium glucoheptonate 99% has good complexing effect on a series of metal ions such as Ca²⁺, Mg²⁺, Fe³⁺, Cu²⁺, Mn²⁺, Co²⁺ and Ni²⁺, especially Fe³⁺. While one molecule of EDTA typically complexes one metal ion, sodium glucoheptonate 99% can complex multiple Fe³⁺ ions under appropriate conditions. It is positioned as an environmentally friendlier alternative to widely used heavy metal collectors such as EDTA, DTPA and ATMP.

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Regulatory Information

EU REACH Status and Compliance Support

EU REACH status: We do not currently hold EU REACH registration for Sodium Glucoheptonate Dihydrate 99%. We do not claim REACH compliance. We can provide SDS, TDS, COA and technical support to help your regulatory team assess import, use and documentation requirements. EU buyers should contact us before ordering so we can discuss your specific compliance scenario and alternative options.

For non-EU markets, we support B2B buyers with batch COA, SDS, TDS, packaging documentation and shipping documents. If you need a high-alkaline chelating agent for industrial cleaning, metal treatment or bottle washing, send us your application details and destination port for technical and commercial evaluation.

Why Choose Our Sodium Glucoheptonate Dihydrate 99%?


1. Consistent 99% Assay and Batch-Level COA
Every batch is tested for assay, moisture, pH, chloride, sulfate, Fe³⁺ chelation value, CaCO₃ value and reducing sugar. A batch-specific COA is issued with each shipment so your QC team can verify incoming material.
2. High-Alkaline Performance
Designed for pH 9–14 systems where EDTA and sodium gluconate may lose efficiency — particularly useful for high-alkaline cleaning, bottle washing and alkaline metal treatment.
3. EDTA Replacement in Alkaline Formulations
For formulators under pressure to reduce EDTA or phosphate in high-alkaline systems, sodium glucoheptonate offers a biodegradable alternative with strong Fe³⁺ and Ca²⁺ binding.
4. Bulk Supply and Export Packaging
25 kg bags and 1000 kg jumbo bags, palletized and shrink-wrapped for export. Flexible order quantities for trial, pilot and full production.
5. Technical Documentation Support
SDS, TDS, COA and technical discussion available before order. We support formulation evaluation and sample testing for qualified B2B buyers.
6. Fast Response and Reliable Shipping
Direct factory supply with responsive email and WhatsApp communication. Worldwide shipping support for industrial buyers.

Frequently Asked Questions (FAQ)

Q1: What is Sodium Glucoheptonate Dihydrate 99%?
A1: Sodium Glucoheptonate Dihydrate 99% is a high-purity, water-soluble chelating agent derived from glucoheptonic acid. It binds metal ions such as Ca²⁺, Mg²⁺, Fe³⁺, Cu²⁺, Mn²⁺, Co²⁺ and Ni²⁺, and remains effective in high-alkaline conditions where EDTA and sodium gluconate can lose performance.

Q2: Is Sodium Glucoheptonate an EDTA replacement?
A2: Yes, in many high-alkaline applications Sodium Glucoheptonate can replace EDTA. It is particularly useful in alkaline cleaning, bottle washing, metal treatment and water treatment where EDTA stability or environmental profile is a concern. It is positioned as a biodegradable alternative to EDTA, DTPA and ATMP in selected applications.

Q3: What is the pH stability of Sodium Glucoheptonate?
A3: Sodium Glucoheptonate performs well across a wide pH range and is especially effective at pH 9–14. This makes it suitable for high-alkaline cleaners and industrial processes where many conventional chelating agents lose efficiency. It can also be used above 90°C for high-temperature cleaning.

Q4: What are the common applications of Sodium Glucoheptonate Dihydrate?
A4: It is commonly used in high-alkaline cleaning, bottle washing, metal surface treatment, water treatment and descaling, textile bleaching and dyeing, concrete retarders, fly ash treatment, heavy metal chelation, and agricultural iron chelate fertilizers.

Q5: Can I purchase Sodium Glucoheptonate Dihydrate 99% in bulk?
A5: Yes, we offer bulk orders of Sodium Glucoheptonate Dihydrate 99% for businesses of all sizes. Standard packaging is 25 kg bags and 1000 kg jumbo bags. MOQ depends on destination and order type.

Q6: Do you provide SDS, TDS and free samples?
A6: Yes. We provide SDS, TDS, COA and free samples for qualified B2B buyers. Please request the documents through the RFQ form or contact us by WhatsApp or email.

Q7: Are you EU REACH registered?
A7: We do not currently hold EU REACH registration for Sodium Glucoheptonate Dihydrate 99%. We provide SDS, TDS and technical support to help your regulatory team assess import and use requirements. We do not claim REACH compliance. EU buyers should contact us before ordering.



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