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  • Lohtragon® B98 | Type 2

    Diammonium Citrate Solution

    Lohtragon® B98 | Type 2
    Product Data

    Quality, metal content, particle size, color, bulk density, solubility and pH-value are important parameters of our metal salts. If you need further product information, samples, and pricing please feel free to contact us. For additional product and quality requirements as well as technical advice and selection recommendation get in touch with our sales experts.

    General Characteristics

    Formula (NH4)2C6H6O7
    Molecular weight 226.19 g/mol
    CAS No.: 3012-65-5
    EINECS No.: 221-146-3
    HS No.: 29181500

    Product parameter Additional information Storage conditions | Retest period
    • liquid
    • approx. 17 % |

    Our Diammonium Hydrogen Citrate Solution, approx. 17 % | Also available: as solid (Lohtragon® B75)

    Keep well closed, dry and at room temperature; 12 months

    ++ > 100 g/l | + 10 - 100 g/l | − 1 - 10 g/l | −− < 1 g/l
    The solubility specified here was measured in water. The solubility is influenced by many factors in the application.

    Excellence in Metal Salt Optimization – Your Tailor-made Solution

    Our detailed product and production knowledge allows us to adapt the chemical and physical properties of our metal salts in line with their intended purpose, depending on where and how they are to be used, and to develop individual processes and solutions in collaboration with our customers. Get an idea about our extensive R&D capabilities and benefit from new developments and custom specifications. 
     

    Frequently asked questions about this product

    What is Ammonium Citrate?

    Ammonium Citrate is the ammonium salt of citric acid (C₆H₁₇N₃O₇). It appears as a white to slightly yellow, hygroscopic crystalline solid, is highly soluble in water, and typically functions as a buffer, chelating agent, and catalyst precursor.

    What is Ammonium Citrate used for and why?

    • Chemical synthesis: acts as a pH buffer and catalyst precursor, providing stable reaction conditions in complex, multi-step processes
    • Home care: chelates hardness ions and stabilizes pH, preventing corrosion on metal surfaces
    • Surface treatment: supports even metal ion distribution, prevents scale formation, and keeps solutions stable
    • Crop care: Ferric Ammonium Citrate supplies essential iron and nitrogen, which promote robust plant growth
    • Coatings & adhesives: stabilizes emulsions and chelates trace metals, extending shelf life of formulations

    Where are our Ammonium Citrates produced?

    They are produced at our manufacturing facilities in Germany.

    What is special about our Ammonium Citrates?

    • Over 135 years of expertise in mineral and specialty salts
    • Exclusive production in Germany with strict quality control
    • Consistently low heavy metal content
    • Full batch traceability and transparent supply chain
    • Compliance with EU REACH and food-contact regulations where applicable

    What is the difference between liquid and solid Ammonium Citrate?

    Solid forms like powders or crystals are easier to store, transport with lower weight, and allow flexible preparation of different solution concentrations. Solutions, on the other hand, are ready-to-use, enable precise dosing, reduce dust exposure, and can be much more practical in continuous or large-scale processes depending on the customer’s setup.

    The information given on this Website corresponds to our current knowledge. We warrant in the frame of our General Terms and Conditions of Sale that our products are manufactured in accordance with the specifications. However, we disclaim any liability with regard to the suitability of our products for a particular purpose or application or their compatibility with other substances. Tests have to be performed by the customer who also bears the risk in this respect. Nothing herein shall be construed as a recommendation to use our products in conflict with third parties' rights.

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