112704
Formaldehyde-sodium bisulfite adduct
95%
Sinonimo/i:
Sodium formaldehyde bisulfite
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About This Item
Formula condensata:
HOCH2SO3Na
Numero CAS:
Peso molecolare:
134.09
Numero CE:
Numero MDL:
Codice UNSPSC:
12352100
ID PubChem:
NACRES:
NA.22
Prodotti consigliati
Livello qualitativo
Saggio
95%
Forma fisica
solid
Punto di fusione
200 °C (dec.) (lit.)
Gruppo funzionale
hydroxyl
Stringa SMILE
O=S(CO)([O-])=O.[Na+]
InChI
1S/CH4O4S.Na/c2-1-6(3,4)5;/h2H,1H2,(H,3,4,5);/q;+1/p-1
UOULCEYHQNCFFH-UHFFFAOYSA-M
Categorie correlate
Descrizione generale
Formaldehyde-sodium bisulfite adduct is used as a standard in the synthesis of 3-Hydroxypropionaldehyde (3HPA). It can be assayed by HPLC with fluorometric detection in selected foods.
Applicazioni
- Triethyl citrate as a non-toxic solvent in pharmaceutical applications: Explored the use of Triethyl citrate in in-situ forming PLGA implants, focusing on its role as a less toxic solvent compared to traditional options. This application demonstrates the importance of Triethyl citrate in developing safer pharmaceutical formulations (Ramos et al., 2024).
- Triethyl citrate in biodegradable polymer research: Examines the influence of Triethyl citrate on the melt spinning and structural properties of poly(lactic acid) fibers. This study highlights its effectiveness as a plasticizer, enhancing the processability and properties of biodegradable polymers, relevant for controlled drug release systems (Gzyra-Jagieła et al., 2024).
Codice della classe di stoccaggio
11 - Combustible Solids
Classe di pericolosità dell'acqua (WGK)
WGK 1
Punto d’infiammabilità (°F)
Not applicable
Punto d’infiammabilità (°C)
Not applicable
Dispositivi di protezione individuale
Eyeshields, Gloves, type N95 (US)
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I clienti hanno visto anche
R Aris et al.
The American review of respiratory disease, 141(3), 546-551 (1990-03-01)
Hydroxymethanesulfonate (HMSA), the bisulfite (HSO3-) adduct of formaldehyde (CH2O), is a common constituent of California acid fogs. HMSA, most stable in a fog pH range of 3 to 5, dissociates at 6.6, the pH of the fluid lining human airways.
Yuegang Zuo
Chemosphere, 51(3), 175-179 (2003-02-20)
The determination of the photo-production rate of hydroxyl radical (OH) in atmospheric liquids is of fundamental importance to an understanding of atmospheric aquatic chemistry. Recently, several studies have been performed to examine the photo-chemical formation rate of OH in cloud
Hydroxymethylated polysulphone for islet macroencapsulation allows rapid diffusion of insulin but retains PERV.
P Petersen et al.
Transplantation proceedings, 34(1), 194-195 (2002-04-18)
C R Warner et al.
Food additives and contaminants, 7(5), 575-581 (1990-09-01)
The reaction of sulphite with formaldehyde to form hydroxymethylsulphonate (HMS), which is very stable under the controlled conditions of this assay, was used as the first step in an analytical procedure to determine foodborne sulphite. The effect of mobile-phase pH
Stephen Wai Cheung Chung et al.
Journal of AOAC International, 91(1), 98-102 (2008-04-02)
A rapid and accurate method for measuring low part-per-million levels of free and reversibly-bound sulfites in selected foods by using high-performance liquid chromatography (HPLC) with fluorometric detection was developed. Sulfites were extracted with sodium tetrachloromercurate solution and determined by HPLC-fluorescence
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