Qty	Catalogue Number	Ordering Description	Qty/Pack	List Price
			96-Well Plate

Qty	Catalogue Number	Ordering Description	Qty/Pack	List Price
	48-602MAG	Buffer Detection Kit for Magnetic Beads	1 Kit

104873 SupelcoPotassium dihydrogen phosphate

for analysis EMSURE® ISO

Potassium dihydrogen phosphate MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

SDS
CoA
Brochures
Technical Information
Application Notes

Synonyms: mono-Potassium orthophosphate, Potassium biphosphate, Potassium phosphate monobasic

CAS #: 7778-77-0 EC Number: 231-913-4 Molar Mass: 136.09 g/mol Chemical Formula: KH₂PO₄ Hill Formula: H₂KO₄P Grade: ISO

View Products on Sigmaaldrich.com

Recommended Products

Overview

Replacement Information

Key Spec Table

CAS #	EC Number	Hill Formula	Chemical Formula	Molar Mass	Grade Value
7778-77-0	231-913-4	H₂KO₄P	KH₂PO₄	136.09 g/mol	ISO

Pricing & Availability

Catalogue Number	Availability	Packaging	Qty/Pack	Price	Quantity
1048730250	Retrieving availability... — Limited Availability In Stock Discontinued Limited Quantities Available Availability to be confirmed Login to See Inventory In Stock Limited Availability In Stock Remaining : Will advise Remaining : Will advise Will advise Contact Customer Service Contact Customer Service Contact Customer Service Contact Customer Service	Plastic bottle	250 g	Retrieving price... Price could not be retrieved Minimum Quantity is a multiple of Maximum Quantity is Upon Order Completion More Information You Saved () — Request Pricing Login to See Your Pricing	Check Availability —	Add To Favorites Add To Favorites Added To My Favorites
1048731000	Retrieving availability... — Limited Availability In Stock Discontinued Limited Quantities Available Availability to be confirmed Login to See Inventory In Stock Limited Availability In Stock Remaining : Will advise Remaining : Will advise Will advise Contact Customer Service Contact Customer Service Contact Customer Service Contact Customer Service	Plastic bottle	1 kg	Retrieving price... Price could not be retrieved Minimum Quantity is a multiple of Maximum Quantity is Upon Order Completion More Information You Saved () — Request Pricing Login to See Your Pricing	Check Availability —	Add To Favorites Add To Favorites Added To My Favorites
1048735000	Retrieving availability... — Limited Availability In Stock Discontinued Limited Quantities Available Availability to be confirmed Login to See Inventory In Stock Limited Availability In Stock Remaining : Will advise Remaining : Will advise Will advise Contact Customer Service Contact Customer Service Contact Customer Service Contact Customer Service	Plastic bottle	5 kg	Retrieving price... Price could not be retrieved Minimum Quantity is a multiple of Maximum Quantity is Upon Order Completion More Information You Saved () — Request Pricing Login to See Your Pricing	Check Availability —	Add To Favorites Add To Favorites Added To My Favorites

Description
Catalogue Number	104873
Synonyms	mono-Potassium orthophosphate, Potassium biphosphate, Potassium phosphate monobasic

References

Product Information
CAS number	7778-77-0
EC number	231-913-4
Grade	ISO
Hill Formula	H₂KO₄P
Chemical formula	KH₂PO₄
Molar Mass	136.09 g/mol
HS Code	2835 24 00
Quality Level	MQ300

Applications

Biological Information

Physicochemical Information
Density	2.33 g/cm3 (21.5 °C)
Melting Point	252.6 °C (decomposition)
pH value	4.2 - 4.6 (20 g/l, H₂O, 20 °C)
Vapor pressure	<0.1 hPa (25 °C)
Bulk density	1200 kg/m3
Solubility	208 g/l

Dimensions

Materials Information

Toxicological Information
LD 50 dermal	LD50 Rabbit > 4640 mg/kg

Safety Information according to GHS
RTECS	TC6615500
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly hazardous to water
Disposal	14 Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).

Safety Information

Product Usage Statements

Storage and Shipping Information
Storage	Store at +2°C to +30°C.

Packaging Information

Transport Information
Declaration (railroad and road) ADR, RID	Kein Gefahrgut
Declaration (transport by air) IATA-DGR	No Dangerous Good
Declaration (transport by sea) IMDG-Code	No Dangerous Good

Supplemental Information

Specifications
Assay (alkalimetric, calculated on dried substance)	99.5 - 100.5 %
Assay (alkalimetric; dried substance)	≥ 99.5 %
pH-value (5 %; water)	4.2 - 4.5
Chloride (Cl)	≤ 0.0005 %
Sulfate (SO₄)	≤ 0.003 %
Total nitrogen (N)	≤ 0.001 %
Heavy metals (as Pb)	≤ 0.0010 %
As (Arsenic)	≤ 0.0002 %
Cu (Copper)	≤ 0.0003 %
Fe (Iron)	≤ 0.0010 %
Na (Sodium)	≤ 0.02 %
Pb (Lead)	≤ 0.001 %
Reducing substances	passes test
Loss on drying (110 °C)	≤ 0.2 %
Loss on drying (130 °C)	≤ 0.2 %
Correspons to ISO

Global Trade Item Number
Catalogue Number	GTIN
1048730250	04022536056074
1048731000	04022536056098
1048735000	04022536056128

Documentation

Potassium dihydrogen phosphate SDS

Title
Safety Data Sheet (SDS)

Potassium dihydrogen phosphate Certificates of Analysis

Product Number	Packaging	Specification	Lot Number
1048730250	Plastic bottle	PDF Specification Document	Enter Lot Number
1048731000	Plastic bottle	PDF Specification Document	Enter Lot Number
1048735000	Plastic bottle	PDF Specification Document	Enter Lot Number

Brochure

Title
Inorganics & Solvents for classical analysis
More Than Sure
Smart Up your lab

Technical Info

Title
Constituents and Additives - Organic Acids
Food Safety and Food Quality Control

Application Notes

Title
Peroxidase in Vegetables
Platinum in water and wastewater

Accessories (Primary)

Catalogue Number

Description

112179

Glutardialdehyde solution 25%

Show Pricing & Availability

The Product Has Been Added To Your Cart