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7681-49-4 - Sodium fluoride, Puratronic®, 99.995% (metals basis excluding K), K ≈100ppm - 12964 - Alfa Aesar

12964 Sodium fluoride, Puratronic®, 99.995% (metals basis excluding K), K ≈100ppm

Número CAS
7681-49-4
Nombre Alternativo

Tamaño Precio ($) Cantidad Disponibilidad
5g 57,75
50g 100,97
250g 256,00
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Sodium fluoride, Puratronic®, 99.995% (metals basis excluding K), K ≈100ppm

MDL
MFCD00003524
EINECS
231-667-8

Propiedades químicas

Fórmula
NaF
Peso molecular
41.99
Formulario
Powder
Punto de fusión
993°
Punto de ebullición
1704°
Densidad
2.78
Índice de refracción
1.336
Solubilidad
Soluble in water. Slightly soluble in HF and ammonia. Insoluble in alcohol.

Aplicaciones

It is used as a steel degreasing agent and a flux. It is used in heat treating salt compositions, tin-electroplating, fluoridation of drinking water, removing HF from exhaust systems to reduce air pollution, and frosting glasses. It has significant applications in organic synthesis including its halide-exchange with acyl chloride, sulfur chlorides, and phosphorus chloride, desilylation of silyl-protected OH groups, synthesis of fluorocarbons (Finkelstein reaction), and also in metallurgy.

Notas

Keep away from incompatibles such as oxidizing agents, metals, acids, and alkalis. It is slightly hygroscopic.

Referencias documentales

Songsiripradubboon, S.; Hamba, H.; Trairatvorakul, C.; Tagami, J. Sodium fluoride mouthrinse used twice daily increased incipient caries lesion remineralization in an in situ model. 2014, 42 (3), 271-278.

Luque, A. M.; Cuesta, A.; Calvente, J. J.; Andreu, R. Potentiostatic infrared titration of 11-mercaptoundecanoic acid monolayers. Electrochem. Commun. 2014, 45, 13-16.

Indicaciones de peligro y de precaución del GHS

Indicaciones de peligro (UE): H301-H315-H319

Toxic if swallowed. Causes skin irritation. Causes serious eye irritation.

Indicaciones de precaución: P280-P264-P301+P310-P305+P351+P338-P362-P321-P332+P313-P337+P313-P405-P501a

Wear protective gloves/protective clothing/eye protection/face protection. Wash thoroughly after handling. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Take off contaminated clothing and wash before reuse. Specific treatment (see label). If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Otras referencias

Merck
14,8618
Clase de peligro
6.1
Grupo de embalaje
III
Código de tarifa arancelaria unificado
2826.19
TSCA
Yes
RTECS
WB0350000

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