🌎 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

Calcium hydroxide - ≥99.995% metals base , CAS No.1305-62-0

CAS: 1305-62-0 Cat. No.: C294906 Formula: Ca(OH)2 Molecular Weight: 74.09 EC Number: 215-137-3 PubChem CID: 6093208
190 Citations COA
Calcium hydroxide - ≥99.995% metals base , CAS No.1305-62-0
AVAILABLE TO ORDER
GRADE & PURITY ≥99.995% metals basis
Synonyms
CALCIUM HYDROXIDE [EP MONOGRAPH] | CALCIUM HYDROXIDE [II] | Carboxide | Hydrated lime | 1,8-octane diamine | calcium(II) hydroxide | AKOS015903965 | CALCIUM HYDROXIDE [MI] | CALCIUM HYDROXIDE (USP-RS) | CALCIUM HYDROXIDE [USP MONOGRAPH] | Hydralime | NSC-
Storage
Room temperature
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
1g
C294906-1g
—
2 In stock
€45.04
5g
C294906-5g
—
3 In stock
€178.67
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
Specifications Names and Identifiers Documentation Advanced Data Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties FAQs and Articles Citations of This Product Solution Calculators Reviews
🧪
Why this grade

≥99.995% metals base 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 190 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
CALCIUM HYDROXIDE [EP MONOGRAPH] | CALCIUM HYDROXIDE [II] | Carboxide | Hydrated lime | 1,8-octane diamine | calcium(II) hydroxide | AKOS015903965 | CALCIUM HYDROXIDE [MI] | CALCIUM HYDROXIDE (USP-RS) | CALCIUM HYDROXIDE [USP MONOGRAPH] | Hydralime | NSC-
Specifications & Purity
≥99.995% metals base
Storage
Room temperature
Shipped In
Normal
Purity
≥99.995% metals basis
Names and Identifiers
Pubchem Sid
488195650
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/488195650
Isomeric SMILES
[OH-].[OH-].[Ca+2]
WGK Germany
1
RTECS
EW2800000
PubChem CID
6093208
Molecular Weight
74.09

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.

6 results found

Lot NumberCertificate TypeDateItem
E2530311Certificate of AnalysisMay 19, 2025 C294906
E2530312Certificate of AnalysisMay 19, 2025 C294906
B2307737Certificate of AnalysisDec 10, 2022 C294906
B2307781Certificate of AnalysisDec 10, 2022 C294906
B2307800Certificate of AnalysisDec 10, 2022 C294906
B2421029Certificate of AnalysisDec 10, 2022 C294906
Chemical and Physical Properties
x_boil_point_char2850℃
x_melt_point_char580°C
Molecular Weight74.090 g/mol
XLogP3
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count2
Rotatable Bond Count0
Exact Mass73.9681 Da
Monoisotopic Mass73.9681 Da
Topological Polar Surface Area2.000 Ų
Heavy Atom Count3
Formal Charge0
Complexity0.000
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
FAQs and Articles
Selection of Common Research Salts: A Task Map for Alkali Metal Salts & Alkaline Earth Metal Salts (with Product Tables 1–6)
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Alkali Metal Salts Alkaline Earth Metal Salts
Why Daily Chemical Formulations Need Alkaline Ingredients: From pH Adjustment and Saponification to Detergency Boosting and Selection Logic
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Daily chemical formula Alkali
Analysis of the Production Process of Hydroxypropyl Methylcellulose (HPMC) for Putty: Understanding Differences in Substitution Structure and Gelation Temperature from High-Ratio and Low-Ratio Formulations
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
HPMC Neutral putty 821 putty Ordinary interior wall putty
Types, Mechanisms of Action, Key Quality Indicators, and Selection and Application of Common Cellulose Ethers in Wall Putty
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Wall Putty Cellulose Ether
Causes and Mechanism Analysis of Delamination During Sanding of Water-Resistant Putty
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Water-Resistant Putty
What Are the Differences Between Polyvinyl Alcohol 1788, 2488, and 2699? Understanding Workability, Bonding Strength, and Relative Water Resistance from the Perspective of Degree of Polymerization and Degree of Hydrolysis
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Paint Adhesive Water-soluble polymer materials Polymer materials
Why Do Rust Spots Appear on Neutral Wall Putty? Iron Sources, Moisture Migration, Oxidative Color Development, and Prevention Measures
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Neutral putty
Common Problems and Formulation Adjustment Strategies for Neutral Putty Under High Summer Temperatures
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Neutral putty
The Role, Selection, Cracking Risk Analysis, and Dosage Control of Bentonite in Neutral Putty
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Neutral putty
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.