NIST84L

Potassium hydrogen phthalate

NIST® SRM® 84l

Manufacturer: Sigma Aldrich

CAS Number: 877-24-7

Synonym(S): Potassium phthalate monobasic, KHP, Phthalic acid monopotassium salt, Potassium biphthalate, Potassium hydrogen phthalate

Select a Size

Pack Size SKU Availability Price
60 G NIST84L-60-G In Stock ₹ 87,141.25

NIST84L - 60 G

₹ 87,141.25

In Stock

Quantity

1

Base Price: ₹ 87,141.25

GST (18%): ₹ 15,685.425

Total Price: ₹ 1,02,826.675

grade

certified reference material

Quality Level

100

Agency

suitable for SM 2310suitable for SM 2320

packaging

pkg of 60 g

manufacturer/tradename

NIST®

technique(s)

titration: suitable

mp

295-300 °C (dec.) (lit.)

format

matrix material

SMILES string

[K+].OC(=O)c1ccccc1C([O-])=O

InChI

1S/C8H6O4.K/c9-7(10)5-3-1-2-4-6(5)8(11)12;/h1-4H,(H,9,10)(H,11,12);/q;+1/p-1

Other Options

Image Product Name Manufacturer Price Range
60357
Potassium phthalate monobasic
Supelco ₹ 24,605.23
14659
Potassium phthalate monobasic
Supelco ₹ 17,439.08
1.02400
Potassium hydrogen phthalate
Supelco ₹ 12,760.00 - ₹ 14,040.01
1.01965
Potassium hydrogen phthalate
Supelco ₹ 20,740.00
1.04874
Potassium hydrogen phthalate
Supelco ₹ 9,019.99 - ₹ 22,560.01
60360
Potassium phthalate monobasic
Sigma Aldrich ₹ 3,344.93 - ₹ 14,970.98
179922
Potassium phthalate monobasic
Sigma Aldrich ₹ 4,330.00 - ₹ 13,747.75

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Description

  • General description: It consists of highly purified potassium hydrogen phthalate (KHP), KHC8H4O4. Its certified value is calculated as the mass fraction of total acid (replaceable H+) expressed as KHP. Its certified value is based on the results of coulometric assays of ground and dried material. The assay value for this material was obtained by automated coulometric titration to the inflection point (pH ≈ 8.4) of weighed test portions of KHP. The certified value represents the result of 30 titrations of test portions taken from 16 bottles selected by stratified random sampling.The certification of SRM 84L is valid, within the measurement uncertainties specified, provided the RM is handled and stored in accordance with the instructions given in the “Instructions for Storage and Use”.SRM 84L_CERTSRM 84L_SDS
  • Application: This Standard Reference Material (SRM) is intended for use as an acidimetric primary standard. This SRM is certified for acidimetric assay ONLY and is not intendedfor use as a pH standard.
  • Features and Benefits: A unit of SRM 84L is supplied as crystalline material in a 60 g unitInformation on product description, disposal, and transportation is available in the accompanying MSDSThe enclosed CoA contains information on the SRM’s expiry date and instructions for its handling, storage, and use
  • Other Notes: Certified for the analytes listed below.Potassium Hydrogen PhthalateSee certificate for values and more details at nist.gov/SRM.
  • Legal Information: NIST is a registered trademark of National Institute of Standards and Technology

SAFETY INFORMATION

WGK

WGK 3

Flash Point(F)

387.1 °F

Flash Point(C)

197.3 °C

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grade:
certified reference material

Quality Level:
100

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suitable for SM 2310suitable for SM 2320

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pkg of 60 g

manufacturer/tradename:
NIST®

technique(s):
titration: suitable

mp:
295-300 °C (dec.) (lit.)

format:
matrix material

SMILES string:
[K+].OC(=O)c1ccccc1C([O-])=O

InChI:
1S/C8H6O4.K/c9-7(10)5-3-1-2-4-6(5)8(11)12;/h1-4H,(H,9,10)(H,11,12);/q;+1/p-1

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