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Merck
CN

S2377

Potassium sodium tartrate tetrahydrate

≥99%, ReagentPlus®

Synonym(s):

L(+)-Tartaric acid potassium Sodium salt, Rochelle salt, Seignette salt

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About This Item

Linear Formula:
KOCOCH(OH)CH(OH)COONa · 4H2O
CAS Number:
6381-59-5
Molecular Weight:
282.22
NACRES:
NA.21
PubChem Substance ID:
24899519
UNSPSC Code:
12352100
EC Number:
206-156-8
MDL number:
MFCD00150989
Beilstein/REAXYS Number:
6113568
Assay:
≥99%
Form:
crystalline

Key Documents

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Product Name

Potassium sodium tartrate tetrahydrate, ReagentPlus®, ≥99%

InChI key

VZOPRCCTKLAGPN-ZFJVMAEJSA-L

InChI

1S/C4H6O6.K.Na.4H2O/c5-1(3(7)8)2(6)4(9)10;;;;;;/h1-2,5-6H,(H,7,8)(H,9,10);;;4*1H2/q;2*+1;;;;/p-2/t1-,2-;;;;;;/m1....../s1

SMILES string

O.O.O.O.[Na+].[K+].O[C@H]([C@@H](O)C([O-])=O)C([O-])=O

agency

suitable for SM 4500 - NH3

product line

ReagentPlus®

assay

≥99%

Quality Level

200

form

crystalline

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Application

Potassium sodium tartrate tetrahydrate has been used in the preparation of 3,5-dinitrosalicylic acid solution used in the determination of the reducing sugar.

General description

Potassium sodium tartrate tetrahydrate is a ferroelectric crystal with a high piezoelectric effect and electromechanical coupling coefficient.

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class

11 - Combustible Solids

wgk

WGK 1

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
BCCN6683
BCCL9867
BCCK6990
BCCJ0588
BCCG5953

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Fundamentals of Piezoelectric Sensorics: Mechanical, Dielectric, and Thermodynamical Properties of Piezoelectric Materials, 11-11 (2010)
The effect of ultrasound in combination with thermal treatment on the germinated barley?s alpha-amylase activity.
Yaldagard M, et al.
Korean Journal of Chemical Engineering, 25(3), 517-523 (2008)
Organic nonvolatile memory devices based on ferroelectricity.
Naber RCG, et al.
Advanced Materials, 22(9), 933-945 (2010)
Pallavi Kumari et al.
International journal of molecular sciences, 21(18) (2020-09-13)
A variety of methods to detect cellulase secretion by microorganisms has been developed over the years, none of which enables the real-time visualization of cellulase activity on a surface. This visualization is critical to study the interaction between soil-borne cellulase-secreting
Moira Loepfe et al.
Pharmaceutics, 11(9) (2019-09-05)
Locally delivered anti-inflammatory compounds can restore the homeostasis of the degenerated intervertebral disc (IVD). With beneficial effects on IVD cells, epigallocatechin 3-gallate (EGCG) is a promising therapeutic candidate. However, EGCG is prone to rapid degradation and/or depletion. Therefore, the purpose
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Protocols

Enzymatic Assay of α-Amylase (EC 3.2.1.1)

Follow our procedure for the determination of alpha-Amylase activity. This enzymatic assay of a-Amylase guides you through the entire process and necessary calculations.

Enzymatic Assay of β-AMYLASE (EC 3.2.1.2)

Beta-amylase is found in bacteria, fungi, and plants. To measure β-amylase activity, this assay uses a colorimetric spectrophotometric stop reaction at 540 nm.

α-淀粉酶酶促测定 (EC 3.2.1.1)

可根据此操作规程测定α-淀粉酶的活性。该α-淀粉酶酶促测定将会指导您完成整个过程及必要的计算。

β-淀粉酶(EC 3.2.1.2)的酶促检测

β-淀粉酶存在于细菌、真菌和植物中。在测定β-淀粉酶活性时，该测定使用了一种在540nm处的比色分光光度终点反应法进行测定。

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