POTASSIUM TETRABORATE TETRAHYDRATE*SIGMA ULTRA
potassium tetraborate;potassium borate
CAS: 12045-78-2
Molecular Formula: B4H8K2O11
POTASSIUM TETRABORATE TETRAHYDRATE*SIGMA ULTRA - Names and Identifiers
POTASSIUM TETRABORATE TETRAHYDRATE*SIGMA ULTRA - Physico-chemical Properties
| Molecular Formula | B4H8K2O11 |
| Molar Mass | 305.5 |
| Density | 1,74 g/cm3 |
| Melting Point | 850 °C |
| Water Solubility | Soluble in water |
| Solubility | Soluble in water, the aqueous solution is alkaline, slightly soluble in alcohol |
| Appearance | White crystalline powder |
| Specific Gravity | 1.74 (anhy) |
| Color | White |
| Exposure Limit | ACGIH: TWA 2 mg/m3; STEL 6 mg/m3 |
| Merck | 14,7680 |
| PH | pH(10g/l, 25℃) : 9.0～9.4 |
| Storage Condition | Room Temprature |
| MDL | MFCD00149924 |
| Physical and Chemical Properties | White Crystal |
| Use | Biochemical studies. Reagents were analyzed. Disinfectant |
POTASSIUM TETRABORATE TETRAHYDRATE*SIGMA ULTRA - Risk and Safety
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R63 - Possible risk of harm to the unborn child |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S36/37 - Wear suitable protective clothing and gloves. |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 28299080 |
POTASSIUM TETRABORATE TETRAHYDRATE*SIGMA ULTRA - Reference
| Reference Show more | 1. Dong Ruizhen, Li, Wu, Shi-feng, et al. Effect of glmU gene single function knockout on the production of glucosamine in Escherichia coli [J]. China brewing 2018 037(004):23-27. 2. Wang Shupei. Study on the control effect and mechanism of citrus Meiqi yeast Metschnikowia citriensis on postharvest acid rot of citrus fruit [D]. Southwest University, 2020. |
POTASSIUM TETRABORATE TETRAHYDRATE*SIGMA ULTRA - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | is used to make disinfectant, and can also be used as casein solvent, anti-wear additive and welding flux. It is the most suitable standard substance for acid-base titration in chemical analysis |
Last Update：2024-04-10 22:29:15
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CAS: 12045-78-2
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