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11625

Sigma-Aldrich

Sodium tetraborate decahydrate

puriss., meets analytical specification of Ph. Eur., BP, NF, 99.0-103.0%

Sinônimo(s):

Borax decahydrate, Sodium borate decahydrate

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About This Item

Fórmula linear:
Na2B4O7 · 10H2O
Número CAS:
1303-96-4
Peso molecular:
381.37
Número CE:
215-540-4
Número MDL:
MFCD00149193
Código UNSPSC:
12352302
ID de substância PubChem:
329749511
NACRES:
NA.22

Agency

Ph. Eur.

grau

puriss.

Ensaio

99.0-103.0%

forma

crystalline

qualidade

meets analytical specification of Ph. Eur., BP, NF

Impurezas

carbonate and Bicarbonate, complies
 organic volatile impurities, complies
 residual solvents, complies
≤0.001% ammonium (NH4)
≤0.002% heavy metals (as Pb)

pH

9.0-9.6 (20 °C, 5%)

densidade

1.73 g/mL at 25 °C (lit.)

traços de ânion

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg

traços de cátion

As: ≤3 mg/kg
Ca: ≤100 mg/kg
Fe: ≤20 mg/kg
Mg: ≤10 mg/kg

adequação

complies for appearance of solution

temperatura de armazenamento

room temp

cadeia de caracteres SMILES

O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]B1Ob2ob([O-])ob(O1)o2

InChI

1S/B4O7.2Na.10H2O/c5-1-7-3-9-2(6)10-4(8-1)11-3;;;;;;;;;;;;/h;;;10*1H2/q-2;2*+1;;;;;;;;;;

chave InChI

CDMADVZSLOHIFP-UHFFFAOYSA-N

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Informações legais

Pictogramas

Health hazardExclamation mark
GHS08,GHS07

Palavra indicadora

Danger

Frases de perigo

H319,H360FD

Classificações de perigo

Eye Irrit. 2 - Repr. 1B

Código de classe de armazenamento

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

Classe de risco de água (WGK)

WGK 1

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Certificados de análise (COA)

Busque Certificados de análise (COA) digitando o Número do Lote do produto. Os números de lote e remessa podem ser encontrados no rótulo de um produto após a palavra “Lot” ou “Batch”.

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Sodium tetraborate 99%

Sigma-Aldrich

221732

Sodium tetraborate

di-Sodium tetraborate decahydrate certified secondary standard reference material for pH measurement; directly traceable to primary SRM from NIST/PTB pH(S)=9.18₀ (25°C) Certipur®

Supelco

1.01964

di-Sodium tetraborate decahydrate

Borax Anhydrous BioUltra, anhydrous, ≥99%

Sigma-Aldrich

71997

Borax Anhydrous

Cloreto de potássio puriss., meets analytical specification of Ph. Eur., BP, USP, FCC, E508, 99-100.5% (AT), ≤0.0001% Al

Sigma-Aldrich

12636

Cloreto de potássio

Borax Anhydrous puriss. p.a., anhydrous, ≥98.0% (T)

Sigma-Aldrich

71996

Borax Anhydrous

Ácido acético glacial, puriss., meets analytical specification of Ph. Eur., BP, USP, FCC, 99.8-100.5%

Sigma-Aldrich

27225

Ácido acético

Hidróxido de sódio puriss., meets analytical specification of Ph. Eur., BP, NF, E524, 98-100.5%, pellets

Sigma-Aldrich

06203

Hidróxido de sódio

Vijay K Bharti et al.
Tropical animal health and production, 40(2), 111-116 (2008-04-22)
An experiment was undertaken to evaluate the protective role of boron on the serum profile of buffalo calves fed a high fluoride ration. Twelve male Murrah buffalo (Bubalus bubalis) calves of 6-8 months age, divided into three groups of four
Qingzhou Cui et al.
The Analyst, 134(5), 875-880 (2009-04-22)
We developed a photonic crystal sensing method for diol containing species such as carbohydrates based on a poly(vinyl alcohol) (PVA) hydrogel containing an embedded crystalline colloidal array (CCA). The polymerized CCA (PCCA) diffracts visible light. We show that in the
Marco Frasconi et al.
Langmuir : the ACS journal of surfaces and colloids, 25(18), 11097-11104 (2009-08-22)
A highly stable biological film was prepared by casting an aqueous dispersion of protein and composite hydrogel obtained from the polysaccharide Scleroglucan (Sclg) and borax as a cross-linking agent. Heme proteins, such as hemoglobin (Hb), myoglobin (Mb), and horseradish peroxidase
Uttam Manna et al.
The journal of physical chemistry. B, 113(27), 9137-9142 (2009-06-18)
We report a multilayer film of poly(vinyl alcohol) (PVA)-borate complex and chitosan by using a layer-by-layer approach. PVA is an uncharged polymer, but hydroxyl functional groups of PVA can be cross-linked by using borax as a cross-linking agent. As a
Gianfranco Bocchinfuso et al.
The journal of physical chemistry. B, 114(41), 13059-13068 (2010-09-25)
Guar gum is a galactomannan that assumes a very flexible conformation in solution, while Scleroglucan is a very rigid polysaccharide that dissolves in water as triple helices. Both polymers can form gels in the presence of borax. Despite their structural
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