Boric acid is widely used as a preservative, disinfectant, insecticide, and in chemical laboratories.CAS 10043-35-3 EC 233-139-2| Chemical Reagents net

It is a versatile chemical reagent with a wide range of industrial and laboratory applications. While it is useful in many contexts, safety guidelines should be followed to minimize potential risks to health and the environment.

General Information

CAS Number: 10043-35-3

Molecular Weight: 61.83

Molecular Formula: H₃BO₃

MDL Number: MFCD00011337

EC Number: 233-139-2

Grade: AR (Analytical Reagent)

Brand: Kesheng

Packaging: 500ml × 20 bottles/pack

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Quality inspection report

| **Item**               | **Specification** | **Test Result** |
|------------------------|-------------------|-----------------|
| **Product Name**       | Boric Acid        |                 |
| **Specification**      | Analytical Grade  |                 |
| **Batch Number**       | 2022122701        |                 |
| **Molecular Formula**  | H3BO3             |                 |
| **Molecular Weight**   | 61.83             |                 |
| **Batch Quantity**     | 3000kg            |                 |
| **Inspection Unit**    | Production Dept.  |                 |
| **Sample Category**    | Inorganic         |                 |
| **Report Date**        | 2022.12.29        |                 |
| **Inspection Basis**   | GB/T628-2011      |                 |
| **Analysis Conclusion**| Meets GB/T628-2011 Analytical Grade Standards | |
| **Approved By**        | Zhang Xiaobin     |                 |
| **Reviewed By**        | Guan Xiujuan      |                 |
| **Chief Inspector**    | Yi Qingling       |                 |
| **Lead (Pb),%**        | ≤0.001            | 0.0003          |
| **Calcium (Ca),%**     | ≤0.002            | 0.0006          |
| **Iron (Fe),%**        | ≤0.0005           | ＜0.0005        |
| **Phosphate (PO4),%**  | ≤0.0005           | ＜0.0005        |
| **Arsenic (As),%**     | ≤0.0001           | ＜0.0001        |
| **Chloride (Cl),%**    | ≤0.0005           | ＜0.0005        |
| **Sulphate (SO4),%**   | ≤0.002            | ＜0.002         |
| **Water Insoluble,%**  | ≤0.005            | 0.004           |
| **Methanol Insoluble (as Sulphate),%** | ≤0.05 | 0.02        |
| **Clarity Test**       | ≤2                | ＜2             |
| **Ethanol Solubility Test** | Pass          | Pass            |
| **Content,%**          | ≥99.5             | 99.8            |
| **Appearance**         | Colorless Transparent Crystals or White Powder | White Powder |
| **Inspection Unit**    | Chengdu Kelong Chemical Co., Ltd. | |