🌎 Ship to: United States
Toggle Nav
Cart
Search
Same-day shipping on all in-stock items.
Advanced Search
Quick Order SDS / CoA Structure Bulk & Custom
Menu
Account
Settings
྾
224,000+ research products · Triple ISO certified · COA & SDS available for every product · Same-day shipping on in-stock items

Sodium polyphosphate - AR , CAS No.68915-31-1

CAS: 68915-31-1 Cat. No.: S165313 Formula: (NaPO3)n EC Number: 272-808-3 PubChem CID: 24451
12 Citations COA
Sodium polyphosphate - AR , CAS No.68915-31-1
AVAILABLE TO ORDER
GRADE & PURITY AR ? Analytical Reagent grade — high-purity chemicals meeting strict assay limits for lab analysis. Use when accuracy matters and trace impurities could skew results.
Synonyms
DISODIUM PYROPHOSPHATE | Disodium dihydrogen pyrophosphate | disodium;[hydroxy(oxido)phosphoryl] hydrogen phosphate | H5WVD9LZUD | Dinatriumpyrophosphat | Sodium acid pyrophosphate | Disodium diphosphate | Disodium acid pyrophosphate | MFCD00014246
Storage
Room temperature
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
100g
S165313-100g
—
4 In stock

€8.59

€12.06
Save €3.47 (28.78%)
250g
S165313-250g
—
2 In stock

€13.80

€22.47
Save €8.68 (38.61%)
500g
S165313-500g
—
3 In stock

€23.34

€33.76
Save €10.41 (30.85%)
Enter a quantity for the sizes you want to add.
Bulk / Custom
♡ Add to Wish List ⇅ Add to Compare ⎙ Print page
SDS
Safety data
COA
Certificate
DS
Datasheet
SP
Spec sheet
Overview Specifications Names and Identifiers Documentation Advanced Data Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Citations of This Product Solution Calculators Reviews
🧪
Why this grade

AR AR for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 12 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Sodium hexametaphosphate is an inorganic polyphosphate salt commonly used as a corrosion inhibitor, emulsifying agent and as a tooth whitening agent in dentifrice formulations.

Specifications

Synonyms
DISODIUM PYROPHOSPHATE | Disodium dihydrogen pyrophosphate | disodium;[hydroxy(oxido)phosphoryl] hydrogen phosphate | H5WVD9LZUD | Dinatriumpyrophosphat | Sodium acid pyrophosphate | Disodium diphosphate | Disodium acid pyrophosphate | MFCD00014246
Specifications & Purity
AR
Biochemical and Physiological Mechanisms
Intended for the cytologic demonstration of Naphthol AS-D Chloroacetate Esterase in blood, bone marrow films or tissue touch preparations.
Storage
Room temperature
Shipped In
Normal
Grade
AR
Names and Identifiers
Pubchem Sid
508813190
Isomeric SMILES
OP(=O)([O-])OP(=O)(O)[O-].[Na+].[Na+]
WGK Germany
1
RTECS
TR4950250
PubChem CID
24451

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Certificates（CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

37 results found

Lot NumberCertificate TypeDateItem
F2610435Certificate of AnalysisMay 21, 2026 S165313
F2610434Certificate of AnalysisMay 21, 2026 S165313
F2610414Certificate of AnalysisMay 21, 2026 S165313
F2610433Certificate of AnalysisMay 21, 2026 S165313
G2227322Certificate of AnalysisMay 19, 2026 S165313
D2608562Certificate of AnalysisMar 20, 2026 S165313
D2608592Certificate of AnalysisMar 20, 2026 S165313
D2608595Certificate of AnalysisMar 20, 2026 S165313
D2608605Certificate of AnalysisMar 20, 2026 S165313
D2608615Certificate of AnalysisMar 20, 2026 S165313
G2607097Certificate of AnalysisMar 20, 2026 S165313
B2217192Certificate of AnalysisDec 10, 2025 S165313
G2511505Certificate of AnalysisJun 18, 2025 S165313
G2511593Certificate of AnalysisJun 18, 2025 S165313
G2511594Certificate of AnalysisJun 18, 2025 S165313
H2504089Certificate of AnalysisJun 18, 2025 S165313
I2504033Certificate of AnalysisJun 18, 2025 S165313
L2420690Certificate of AnalysisOct 29, 2024 S165313
L2420691Certificate of AnalysisOct 29, 2024 S165313
L2420692Certificate of AnalysisOct 29, 2024 S165313
L2420693Certificate of AnalysisOct 29, 2024 S165313
B2514070Certificate of AnalysisOct 29, 2024 S165313
H2412495Certificate of AnalysisAug 16, 2024 S165313
F2314481Certificate of AnalysisJun 21, 2023 S165313
K2217211Certificate of AnalysisNov 21, 2022 S165313
G2227325Certificate of AnalysisJun 06, 2022 S165313
G2416037Certificate of AnalysisJun 06, 2022 S165313
G2227324Certificate of AnalysisJun 06, 2022 S165313
G2227323Certificate of AnalysisJun 06, 2022 S165313
G2227321Certificate of AnalysisJun 06, 2022 S165313
E2322630Certificate of AnalysisJun 06, 2022 S165313
I2410253Certificate of AnalysisJun 06, 2022 S165313
A2417088Certificate of AnalysisJun 06, 2022 S165313
H2331074Certificate of AnalysisDec 09, 2021 S165313
B2217193Certificate of AnalysisDec 09, 2021 S165313
B2217191Certificate of AnalysisDec 09, 2021 S165313
B2217190Certificate of AnalysisDec 09, 2021 S165313
Chemical and Physical Properties
SensitivityHygroscopic
Molecular Weight221.940 g/mol
XLogP3
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count7
Rotatable Bond Count2
Exact Mass221.907 Da
Monoisotopic Mass221.907 Da
Topological Polar Surface Area130.000 Ų
Heavy Atom Count11
Formal Charge0
Complexity143.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count3
Citations of This Product
How to Cite Aladdin Scientific Products? Citations Search
Solution Calculators
Reviews

Customer Reviews

We use cookies to ensure the website functions properly and, where permitted, to improve your experience. You can manage your preferences at any time in Settings. Learn more in our Cookie Policy.

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.

Privacy Policy Terms of Use Cookie Policy Terms and Conditions of Sale Sales Policy
Products are supplied to verified businesses, institutions, and qualified professionals for research and development use only. Not for use in humans, animals, diagnosis, or therapy.
Copyright © 2023–present Aladdin Scientific Corp. All rights reserved.