Barium sulfate - PrimorTrace™, ≥99.99% metals basis , CAS No.7727-43-7

CAS: 7727-43-7 Cat. No.: B112376 Formula: BaSO4 Molecular Weight: 233.39 EC Number: 231-784-4
AVAILABLE TO ORDER
GRADE & PURITY PrimorTrace™ ? PrimorTrace™ — Aladdin's trace-metal-analysis line with ultra-low metal background. Use for ICP/AAS trace-metal work where contamination must be minimal. ≥99.99% metals basis
Synonyms
Colonatrast | Raybar | Barocat | Esophotrast | Mixobar | Baritop 100 | E-Z Preparations | Gastropaque-S | Unit-Pak | Baridol | Barium 100 | Barobag | Baryum (sulfate de) | Liquibarine | Gel-Unix | Baraflave | HiTone | Intropaque | Baryx Colloidal | Liquid
Storage
Room temperature
Shipped In
Normal
★
Size
USA
Germany (EU)*
Price
Qty
5g
B112376-5g
Made to order · 8–12 wks
$9.90
25g
B112376-25g
5 In stock
—
$13.90
100g
B112376-100g
7 In stock
5 In stock
$99.90
500g
B112376-500g
5 In stock
—
$349.90
Enter a quantity for the sizes you want to add.
🧪
Why this grade

PrimorTrace™, ≥99.99% metals basis PrimorTrace™ 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 105 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Colonatrast | Raybar | Barocat | Esophotrast | Mixobar | Baritop 100 | E-Z Preparations | Gastropaque-S | Unit-Pak | Baridol | Barium 100 | Barobag | Baryum (sulfate de) | Liquibarine | Gel-Unix | Baraflave | HiTone | Intropaque | Baryx Colloidal | Liquid
Specifications & Purity
PrimorTrace™, ≥99.99% metals basis
Storage
Room temperature
Shipped In
Normal
Grade
PrimorTrace™
Purity
≥99.99% metals basis
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/488182883
Canonical Smiles
[O-]S(=O)(=O)[O-].[Ba+2]
IUPAC Name
barium(2+);sulfate
InChIKey
TZCXTZWJZNENPQ-UHFFFAOYSA-L
INCHI
1S/Ba.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2
Isomeric SMILES
[O-]S(=O)(=O)[O-].[Ba+2]
WGK Germany
3
RTECS
CR0600000
UN Number
1564
Packing Group
II
Molecular Weight
233.39
Reaxy-Rn
11343139
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=11343139&ln=

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

Taxonomic Classification

Taxonomy Tree

KingdomInorganic compounds
SuperclassMixed metal/non-metal compounds
ClassAlkaline earth metal oxoanionic compounds
SubclassAlkaline earth metal sulfates
Intermediate Tree Nodes Not available
Direct ParentAlkaline earth metal sulfates
Alternative Parents Inorganic salts  Inorganic oxides  
Molecular FrameworkNot available
Substituents Alkaline earth metal sulfate - Inorganic oxide - Inorganic salt
DescriptionThis compound belongs to the class of inorganic compounds known as alkaline earth metal sulfates. These are inorganic compounds in which the largest oxoanion is sulfate, and in which the heaviest atom not in an oxoanion is an alkaline earth metal.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





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.

44 results found

Lot NumberCertificate TypeDateItem
J2616250Certificate of AnalysisOct 08, 2026 B112376
J2616247Certificate of AnalysisOct 08, 2026 B112376
J2616248Certificate of AnalysisOct 08, 2026 B112376
J2616249Certificate of AnalysisOct 08, 2026 B112376
G2609144Certificate of AnalysisJul 20, 2026 B112376
F2213308Certificate of AnalysisMar 18, 2026 B112376
I2604195Certificate of AnalysisMar 09, 2026 B112376
D2617317Certificate of AnalysisMar 09, 2026 B112376
D2617316Certificate of AnalysisMar 09, 2026 B112376
D2617306Certificate of AnalysisMar 09, 2026 B112376
J2524334Certificate of AnalysisOct 16, 2025 B112376
J2524342Certificate of AnalysisOct 16, 2025 B112376
J2524344Certificate of AnalysisOct 16, 2025 B112376
J2524346Certificate of AnalysisOct 16, 2025 B112376
A2507616Certificate of AnalysisDec 20, 2024 B112376
A2507615Certificate of AnalysisDec 20, 2024 B112376
A2507614Certificate of AnalysisDec 20, 2024 B112376
E2411146Certificate of AnalysisMar 15, 2024 B112376
C2404211Certificate of AnalysisJul 01, 2023 B112376
H2407063Certificate of AnalysisJul 01, 2023 B112376
H2323819Certificate of AnalysisJul 01, 2023 B112376
H2323791Certificate of AnalysisJul 01, 2023 B112376
H2323780Certificate of AnalysisJul 01, 2023 B112376
H2323779Certificate of AnalysisJul 01, 2023 B112376
K2420146Certificate of AnalysisJul 01, 2023 B112376
G2509049Certificate of AnalysisJul 01, 2023 B112376
C2324531Certificate of AnalysisMar 30, 2023 B112376
F2306071Certificate of AnalysisMar 20, 2023 B112376
D2304460Certificate of AnalysisMar 20, 2023 B112376
C2318773Certificate of AnalysisMar 02, 2023 B112376
C2318775Certificate of AnalysisMar 02, 2023 B112376
B2301215Certificate of AnalysisFeb 06, 2023 B112376
B2301217Certificate of AnalysisFeb 06, 2023 B112376
K2525013Certificate of AnalysisMay 30, 2022 B112376
I2217142Certificate of AnalysisMay 30, 2022 B112376
I2217118Certificate of AnalysisMay 30, 2022 B112376
I2217116Certificate of AnalysisMay 30, 2022 B112376
I2217107Certificate of AnalysisMay 30, 2022 B112376
F2213309Certificate of AnalysisMay 30, 2022 B112376
F2213276Certificate of AnalysisMay 30, 2022 B112376
F2213261Certificate of AnalysisMay 30, 2022 B112376
A2224117Certificate of AnalysisDec 18, 2021 B112376
A2224103Certificate of AnalysisDec 18, 2021 B112376
A2224089Certificate of AnalysisDec 18, 2021 B112376
Chemical and Physical Properties
SolubilityOdorless and non-toxic. Decomposition above 1600 ℃. Soluble in hot concentrated sulfuric acid, insoluble in water, organic matter, and inorganic acids, in caustic solution, soluble in hot sulfite and hot concentrated sulfuric acid. Stable chemical propert
SensitivityMoisture sensitive.
Boil Point(°C)1149°C
Melt Point(°C)1580°C
Molecular Weight233.390 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count0
Exact Mass233.857 Da
Monoisotopic Mass233.857 Da
Topological Polar Surface Area88.600 Ų
Heavy Atom Count6
Formal Charge0
Complexity62.200
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 Count2
Documents & Articles
Selection of Common Research Salts: A Task Map for Alkali Metal Salts & Alkaline Earth Metal Salts (with Product Tables 1–6)
Chlorophyll: Structural Features, Physicochemical Properties, and Key Points for Research and Industrial Applications
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TCA-KTTS, a Titanate Coupling Agent Suitable for Use in Cosmetics: Basic Information, Application Characteristics, and Differences from 130 and 105
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Citations of This Product
Solution Calculators
Reviews

Customer Reviews

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