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Potassium Acid Phthalate

Potassium acid phthalate (KHP) is a monopotassium salt derived from phthalic acid. It is solid, air-stable, non-hygroscopic, and retains a stable pH while in solution. KHP is used as a standard for various chemistry purposes and as a buffering agent component.
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1 – 15 of 47 results
1

Reagents Holdings Llc Potassium Acid Phthalate, ACS Reagent, Primary Standard (Potassium Hydrogen Phthalate), Reagents

Potassium Acid Phthalate, ACS Reagent, Primary Standard (Potassium Hydrogen Phthalate), ACS, for general laboratory use. Manufactured in ISO 9001 facility.

Boiling Point 378°C
CAS 877-24-7
Molecular Weight (g/mol) 204.22
Color White
Physical Form Solid
Packaging Poly Bottle
Chemical Name or Material Potassium Acid Phthalate, ACS Reagent, Primary Standard (Potassium Hydrogen Phthalate)
Grade ACS
Synonym Potassium Hydrogen Phthalate, KHP, Potassium Biphthalate
Molecular Formula HOCOC6H4COOK
Specific Gravity 1.636
Melting Point 0°C
2

Reagents Holdings Llc Potassium Hydrogen Phthalate, 0.05 N (Potassium Acid Phthalate), Reagents

CAS: 7732-18-5 Molecular Formula: H2O Molecular Weight (g/mol): 18.02 InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N Synonym: Potassium Acid Phthalate, KHP, Potassium Biphthalate IUPAC Name: water SMILES: O

CAS 7732-18-5
Molecular Weight (g/mol) 18.02
SMILES O
Synonym Potassium Acid Phthalate, KHP, Potassium Biphthalate
IUPAC Name water
InChI Key XLYOFNOQVPJJNP-UHFFFAOYSA-N
Molecular Formula H2O
3

Reagents Holdings Llc Potassium Hydrogen Phthalate, 10 mg/L, Reagents

CAS: 7732-18-5 Molecular Formula: H2O Molecular Weight (g/mol): 18.02 InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N Synonym: Potassium Acid Phthalate, KHP, Potassium Biphthalate IUPAC Name: water SMILES: O

CAS 7732-18-5
Molecular Weight (g/mol) 18.02
SMILES O
Synonym Potassium Acid Phthalate, KHP, Potassium Biphthalate
IUPAC Name water
InChI Key XLYOFNOQVPJJNP-UHFFFAOYSA-N
Molecular Formula H2O
4

Reagents Holdings Llc Potassium Hydrogen Phthalate, 10,000 mg/L, Reagents

CAS: 7732-18-5 Molecular Formula: H2O Molecular Weight (g/mol): 18.02 InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N Synonym: Potassium Acid Phthalate, KHP, Potassium Biphthalate IUPAC Name: water SMILES: O

CAS 7732-18-5
Molecular Weight (g/mol) 18.02
SMILES O
Synonym Potassium Acid Phthalate, KHP, Potassium Biphthalate
IUPAC Name water
InChI Key XLYOFNOQVPJJNP-UHFFFAOYSA-N
Molecular Formula H2O
5

Reagents Holdings Llc Potassium Hydrogen Phthalate, 100mg/L, Reagents

CAS: 7732-18-5 Molecular Formula: H2O Molecular Weight (g/mol): 18.02 InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N Synonym: Potassium Acid Phthalate, KHP, Potassium Biphthalate IUPAC Name: water SMILES: O

CAS 7732-18-5
Molecular Weight (g/mol) 18.02
SMILES O
Synonym Potassium Acid Phthalate, KHP, Potassium Biphthalate
IUPAC Name water
InChI Key XLYOFNOQVPJJNP-UHFFFAOYSA-N
Molecular Formula H2O
6

Reagents Holdings Llc Potassium Hydrogen Phthalate, 1000 mg/L, Reagents

CAS: 7732-18-5 Molecular Formula: H2O Molecular Weight (g/mol): 18.02 InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N Synonym: Potassium Acid Phthalate, KHP, Potassium Biphthalate IUPAC Name: water SMILES: O

CAS 7732-18-5
Molecular Weight (g/mol) 18.02
SMILES O
Synonym Potassium Acid Phthalate, KHP, Potassium Biphthalate
IUPAC Name water
InChI Key XLYOFNOQVPJJNP-UHFFFAOYSA-N
Molecular Formula H2O
7

Reagents Holdings Llc Potassium Hydrogen Phthalate, 8000 mg/L, Reagents

CAS: 7732-18-5 Molecular Formula: H2O Molecular Weight (g/mol): 18.02 InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N Synonym: Potassium Acid Phthalate, KHP, Potassium Biphthalate IUPAC Name: water SMILES: O

CAS 7732-18-5
Molecular Weight (g/mol) 18.02
SMILES O
Synonym Potassium Acid Phthalate, KHP, Potassium Biphthalate
IUPAC Name water
InChI Key XLYOFNOQVPJJNP-UHFFFAOYSA-N
Molecular Formula H2O
8

Aldon Corporation Potassium Acid Phthalate Crystals, ACS Grade, Innovating Science™
SCI_ED

Molecular Weight (g/mol): 204.23 g/mol

Molecular Weight (g/mol) 204.23 g/mol
9

Sigma Aldrich Diethyl phthalate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

Boiling Point 298°C to 299°C (lit.)
Percent Purity 99.5%
Linear Formula C6H4-1,2-(CO2C2H5)2
CAS 84-66-2
Molecular Weight (g/mol) 222.24
MDL Number MFCD00009111
Refractive Index n20/D 1.502 (literature)
RTECS Number TI1050000
Recommended Storage Room Temperature
Molecular Formula C12H14O4
EINECS Number 201-550-6
Density 1.12 g/mL (at 25°C (literature))
Melting Point -3°C (lit.)
10

Sigma Aldrich Potassium Phthalate Monobasic

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
Linear Formula HOOCC6H4COOK
CAS 877-24-7
Molecular Weight (g/mol) 204.22 g/mol
MDL Number MFCD00013070
Synonym KHP; Phthalic acid monopotassium salt; Potassium biphthalate; Potassium hydrogen phthalate
RTECS Number CZ4326000
Recommended Storage Room Temperature
Molecular Formula C8H5KO4
EINECS Number 212-889-4
Melting Point 295°C to 300°C
11

Sigma Aldrich Dimethyl phthalate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

Boiling Point 282°C
Percent Purity ≥99%
Linear Formula C6H4-1,2-(CO2CH3)2
CAS 131-11-3
Molecular Weight (g/mol) 194.18
MDL Number MFCD00008425
Refractive Index n20/D 1.515 (literature)
Synonym DMP
Recommended Storage Room Temperature
Molecular Formula C10H10O4
EINECS Number 205-011-6
Density 1.19 g/mL (at 25°C)
Melting Point 2°C
12

INNOVATION SCIENCES INC BUTYL METHYL PHTHALATE 1G

NC3355031 BUTYL METHYL PHTHALATE 1G

ENCOMPASS
13

Selleck Chemical LLC Monobutyl phthalate

Monobutyl phtalate is a metabolite of di(n-butyl)phthalate It affects the expressions of EMT-related proteins and enhances the migration and invasion of MLTC-1 cells

ENCOMPASS_PREFERRED
14

Medchemexpress LLC Monoethyl phthalate | 2306-33-4 | MFCD00462698 | 98.6% | 194.18 g/mol | C10H10O4 | 5 MG

Monoethyl phthalate is a monoester metabolite of diethyl phthalate commonly used as an analytical reference standard in environmental, toxicology, and biomonitoring research. Supplied as a high-purity solid, it is intended for quantitative analysis, method development, and quality control in laboratories.

  • CAS number 2306-33-4
  • Molecular formula C10H10O4
  • Molecular weight 194.18 g/mol
  • Purity 98.6%
  • Package size 5 mg
  • Suitable for biomonitoring and exposure studies
  • Use as an analytical reference standard and for method development

ENCOMPASS_PREFERRED
15

Medchemexpress LLC Diisononyl phthalate 25g | 28553-12-0 | 25 G

Diisononyl phthalate (DINP) is a phthalate ester used as a plasticizer to increase flexibility and durability of polymer formulations. It is provided in research-sized packages for formulation testing and comes with supporting documentation (SDS and datasheet).

  • Plasticizer for polymers, resins, and PVC formulations.
  • Improves flexibility, impact resistance, and durability.
  • Compatible with common organic solvents and resin systems.
  • Available in small research quantities for formulation and testing.
  • Delivered with CAS identification and safety documentation (SDS).

ENCOMPASS_PREFERRED