ASTM D98-15(2021)

This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation: D98 −15 (Reapproved 2021)
Standard Specification for
Calcium Chloride
ThisstandardisissuedunderthefixeddesignationD98;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginal
adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.Asuperscript
epsilon (´) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the U.S. Department of Defense.
1. Scope 2.2 Federal Standards:
UU-S-48 Sack, Shipping, Paper
1.1 This specification covers calcium chloride, technical
PPP-B-35 Bag, Textile, Shipping, Burlap, Cotton, and Wa-
grade, typically used for, but not limited to, dust control,
terproof Laminated
stabilization, ice/snow removal, other road-conditioning
PPP-C-186 Containers, Packaging and Packing for Drugs,
purposes,accelerationofthesetofconcrete,andasadesiccant.
Chemicals, and Pharmaceuticals
1.2 The values stated in SI units are to be regarded as the
PPP-D-723 Drum, Fiber
standard.
Fed. Std. No. 123 Marking for Shipment (Civil Agencies)
1.3 For purposes of determining conformance to this
2.3 Military Standards:
specification, values for chemical analysis shall be rounded to
MIL-STD-105 Sampling Procedures and Tables for Inspec-
the nearest 0.1 %, and values for grading shall be rounded to
tion by Attributes
the nearest 1 %, in accordance with the rounding method in
MIL-STD-129 Marking for Shipment and Storage
Practice E29.
2.4 American Trucking Associations, Inc.:
1.4 The text of this standard references notes and footnotes,
National Motor Freight Classification
which provide explanatory material. These notes and footnotes
2.5 Uniform Classification Committee:
(excluding those in tables and figures) shall not be considered
Uniform Freight Classification
as requirements of the standard.
1.5 This international standard was developed in accor-
3. Classification
dance with internationally recognized principles on standard-
3.1 Type—Two types of calcium chloride are covered as
ization established in the Decision on Principles for the
follows:
Development of International Standards, Guides and Recom-
3.1.1 Type S (Solid)—Flake, pellet, or granular calcium
mendations issued by the World Trade Organization Technical
chloride (CaCl ) in varying concentrations.
Barriers to Trade (TBT) Committee.
3.1.2 Type L (Liquid)—Water solutions of calcium chloride
in varying concentrations.
2. Referenced Documents
3.2 Concentrations—Concentrations of Type S and Type L
2.1 ASTM Standards:
calciumchlorideshallbeexpressedasapercentageofthetotal.
D345 Test Method for Sampling and Testing Calcium Chlo-
Type S shall be further expressed as Grades as in 3.3 and in
ride for Roads and Structural Applications (Withdrawn
accordance with the chemical requirements of this specifica-
2019)
tion.
E449 Test Methods for Analysis of Calcium Chloride
3.2.1 The concentrations of Type S (solid) calcium chloride
are 77, 90, and 94 % minimum.
3.2.2 TheconcentrationsofTypeL(liquid)calciumchloride
This specification is under the jurisdiction of ASTM Committee D04 on Road
shall be specified by the purchaser (see Note 1).
and Paving Materials and is the direct responsibility of Subcommittee D04.31 on
Calcium and Sodium Chlorides and Other Deicing Materials. NOTE 1—Typical concentrations vary from 28 to 42 %.
Current edition approved Nov. 1, 2021. Published November 2021. Originally
approved in 1921. Last previous edition approved in 2015 as D98 – 15. DOI:
10.1520/D0098-15R21.
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or Available from Standardization Documents Order Desk, Bldg. 4, Section D,
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM 700 Robbins Ave., Philadelphia, PA 19111-5094, Attn: NPODS.
Standards volume information, refer to the standard’s Document Summary page on Available from American Trucking Association, Inc., 2200 Mill Rd.,
the ASTM website. Alexandria, VA 22314.
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The last approved version of this historical standard is referenced on Available from Uniform Classification Committee, 212 Union Station,
www.astm.org. Chicago, IL 60606.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
D98 − 15 (2021)
3.3 Grades—Type S (solid) calcium chloride is graded as 5.2.1 To calculate the impurity content on an active ingre-
follows: dient basis, the impurity percentage measured on an “as
3.3.1 Grade N1, 77 % minimum calcium chloride concen- received” basis is divided by the CaCl assay in decimal form
tration of either Class A—Flake, or Class B—Granular. as shown in the following example:
3.3.2 Grade N2, 83 % minimum calcium chloride concen-
Product #1
CaCl content, as-received basis, % 90
tration of Class A—Flake, Class B—Pellet, Class 2
Total alkali chlorides (as NaCl), as-received basis, % 4.0
C—Granular, or Class D—Powder.
Total alkali chlorides (as NaCl), active ingredient basis, % (4.0 ⁄90)(100)= 4.4
3.3.3 Grade N3, 90 % minimum calcium chloride concen-
tration of Class A—Flake, Class B—Pellet, Class C—
6. Physical Requirements
Granular, or Class D—Powder.
6.1 The grading of solid form calcium chloride shall con-
3.3.4 Grade N4, 94 % minimum calcium chloride concen-
form to the requirements of Table 1 for the grade and class
tration of Class A—Flake, Class B—Pellet, Class
specified in the order.
C—Granular, or Class D—Powder.
7. Sampling, Examination, and Testing
4. Ordering Information
7.1 Sampling, examining, and testing of calcium chloride
4.1 Orders for material under this specification shall include
shallbedoneinaccordancewithTestMethodsD345andE449.
the following information:
When specified in the contract or purchase order, sampling for
4.1.1 This specification designation and date of issue,
examination shall be performed in accordance with MIL-STD-
4.1.2 Type S (solid) or Type L (liquid) concentration, grade
105 at an acceptable quality level specified by the purchaser.
and class of calcium chloride required (see Section 3),
7.2 When the purchaser elects to sample the material (solid
4.1.3 Quantity of calcium chloride required,
orliquid)afterdelivery,atoleranceof1%belowtheminimum
4.1.4 Whether special sampling for inspection is required
CaCl requirement shall apply, provided that the material has
(see Section 7), and
been analyzed correctly and transported per the requirements
4.1.5 Whether special packaging and marking is required
stated in 10.1.
(see Section 10).
8. Inspection
5. Chemical Requirements
8.1 Unless otherwise specified in the contract or purchase
5.1 The calcium chloride shall conform to the following
order, the supplier shall be responsible for the performance of
requirements for chemical composition, except for the toler-
all inspection requirements as specified herein.
ances stated in 7.2.
5.1.1 CaCl content, %, not less than the minimum concen- 8.2 Except as otherwise specified, the suppli
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