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Sub-Floor Smoothing Compound

MasterFormat 06 16 23 Subflooring

This information reflects our best understanding of product composition in 2015, with the exception of the following components that have since had their composition updated: Fly Ash Residuals (updated 2022), Trace Elements in Unprocessed FGD Gypsum (updated 2023).

Subfloor smoothing compounds, or underlayments, are a thinned mix of cements, sand, and water. The mix is poured over slabs and other subfloors and spread across the floor. It naturally collects in low spots, resulting in a level and smooth...

More about Sub-Floor Smoothing Compound

Subfloor smoothing compounds, or underlayments, are a thinned mix of cements, sand, and water. The mix is poured over slabs and other subfloors and spread across the floor. It naturally collects in low spots, resulting in a level and smooth subfloor once it has hardened.

Name % Weight Whole Function GREENSCREEN® Sources
Quartz
14808-60-7
37.57% aggregate Subscribe to view
Tricalcium silicate
12168-85-3
11.83% Clinker Component Subscribe to view
Dicalcium silicate
10034-77-2
2.11% Clinker Component Subscribe to view
Aluminum calcium iron oxide (AlCa2FeO5)
12068-35-8
1.52% Clinker Component Subscribe to view
Calcium aluminate
12042-78-3
1.18% Clinker Component Subscribe to view
Magnesium oxide
1309-48-4
0.68% Clinker Component Subscribe to view
Lime
1305-78-8
0.51% Clinker Component Subscribe to view
Quartz
14808-60-7
0.02% Residual Subscribe to view
CHROMIUM (VI)
18540-29-9
0.01% Residual Subscribe to view
Flue Gas Desulfurization (FGD) gypsum
0.94% Retarding Admixture Subscribe to view
Manganese
7439-96-5
<0.01% Residual Subscribe to view
Arsenic
7440-38-2
<0.01% Residual Subscribe to view
Copper
7440-50-8
<0.01% Residual Subscribe to view
Nickel
7440-02-0
<0.01% Residual Subscribe to view
Lead
7439-92-1
<0.01% Residual Subscribe to view
Vanadium
22541-77-1
<0.01% Residual Subscribe to view
Antimony, elemental
7440-36-0
<0.01% Residual Subscribe to view
MERCURY
7439-97-6
<0.01% Residual Subscribe to view
CADMIUM
7440-43-9
<0.01% Residual Subscribe to view
High-alumina Cement
65997-16-2
15.65% binder Subscribe to view
Calcium sulfate
7778-18-9
7.51% controls set time Subscribe to view
Limestone
1317-65-3
6.26% binder Subscribe to view
Silicon dioxide
7631-86-9
1.28% Fly Ash Component Subscribe to view
Lime
1305-78-8
0.77% Fly Ash Component Subscribe to view
Aluminum oxide
1344-28-1
0.66% Fly Ash Component Subscribe to view
Sodium oxide
1313-59-3
0.31% Fly Ash Component Subscribe to view
Magnesium oxide
1309-48-4
0.29% Fly Ash Component Subscribe to view
Ferric oxide
1309-37-1
0.22% Fly Ash Component Subscribe to view
Sulfur trioxide
7446-11-9
0.19% Fly Ash Component Subscribe to view
Potassium oxide
12136-45-7
0.05% Fly Ash Component Subscribe to view
Vanadium, elemental
7440-62-2
<0.01% Residual Subscribe to view
Manganese
7439-96-5
<0.01% Residual Subscribe to view
Copper
7440-50-8
<0.01% Residual Subscribe to view
Nickel
7440-02-0
<0.01% Residual Subscribe to view
Arsenic
7440-38-2
<0.01% Residual Subscribe to view
Lead
7439-92-1
<0.01% Residual Subscribe to view
Selenium, elemental
7782-49-2
<0.01% Residual Subscribe to view
Beryllium, elemental
7440-41-7
<0.01% Residual Subscribe to view
Cobalt
7440-48-4
<0.01% Residual Subscribe to view
CADMIUM
7440-43-9
<0.01% Residual Subscribe to view
MERCURY
7439-97-6
<0.01% Residual Subscribe to view
Magnesium oxide
1309-48-4
3.76% binder Subscribe to view
Ethylenevinylacetate copolymer
24937-78-8
3.76% performance enhancer Subscribe to view
Calcium hydroxide
1305-62-0
1.57% hydration aid Subscribe to view
Lithium carbonate
554-13-2
0.69% set accelerator Subscribe to view
Vinyl acetate
108-05-4
0.69% performance enhancer Subscribe to view
Name % Weight Part % Weight Whole Function GREENSCREEN® Sources
Quartz
14808-60-7
37.57% 37.57% aggregate Subscribe to view
Portland Cement
18.79% 18.79% binder Subscribe to view
Clinker
(Nested within Portland Cement)
95.00% 17.85% Subscribe to view
Tricalcium silicate
12168-85-3
(Nested within Clinker)
66.27% 11.83% Clinker Component Subscribe to view
Dicalcium silicate
10034-77-2
(Nested within Clinker)
11.83% 2.11% Clinker Component Subscribe to view
Aluminum calcium iron oxide (AlCa2FeO5)
12068-35-8
(Nested within Clinker)
8.52% 1.52% Clinker Component Subscribe to view
Calcium aluminate
12042-78-3
(Nested within Clinker)
6.63% 1.18% Clinker Component Subscribe to view
Magnesium oxide
1309-48-4
(Nested within Clinker)
3.79% 0.68% Clinker Component Subscribe to view
Lime
1305-78-8
(Nested within Clinker)
2.84% 0.51% Clinker Component Subscribe to view
Quartz
14808-60-7
(Nested within Clinker)
0.10% 0.02% Residual Subscribe to view
CHROMIUM (VI)
18540-29-9
(Nested within Clinker)
0.03% 0.01% Residual Subscribe to view
Flue Gas Desulfurization (FGD) gypsum
(Nested within Portland Cement)
5.00% 0.94% Retarding Admixture Subscribe to view
Trace Elements in Unprocessed FGD Gypsum
(Nested within Portland Cement)
<0.01% <0.01% Residual Subscribe to view
Manganese
7439-96-5
(Nested within Trace Elements in Unprocessed FGD Gypsum)
53.11% <0.01% Residual Subscribe to view
Arsenic
7440-38-2
(Nested within Trace Elements in Unprocessed FGD Gypsum)
17.50% <0.01% Residual Subscribe to view
Copper
7440-50-8
(Nested within Trace Elements in Unprocessed FGD Gypsum)
6.64% <0.01% Residual Subscribe to view
Nickel
7440-02-0
(Nested within Trace Elements in Unprocessed FGD Gypsum)
6.64% <0.01% Residual Subscribe to view
Lead
7439-92-1
(Nested within Trace Elements in Unprocessed FGD Gypsum)
6.04% <0.01% Residual Subscribe to view
Vanadium
22541-77-1
(Nested within Trace Elements in Unprocessed FGD Gypsum)
6.04% <0.01% Residual Subscribe to view
Antimony, elemental
7440-36-0
(Nested within Trace Elements in Unprocessed FGD Gypsum)
2.41% <0.01% Residual Subscribe to view
MERCURY
7439-97-6
(Nested within Trace Elements in Unprocessed FGD Gypsum)
1.21% <0.01% Residual Subscribe to view
CADMIUM
7440-43-9
(Nested within Trace Elements in Unprocessed FGD Gypsum)
0.42% <0.01% Residual Subscribe to view
High-alumina Cement
65997-16-2
15.65% 15.65% binder Subscribe to view
Calcium sulfate
7778-18-9
7.51% 7.51% controls set time Subscribe to view
Limestone
1317-65-3
6.26% 6.26% binder Subscribe to view
Fly Ash (Class C)
3.76% 3.76% scm/ performance enhancer Subscribe to view
Silicon dioxide
7631-86-9
(Nested within Fly Ash (Class C))
33.99% 1.28% Fly Ash Component Subscribe to view
Lime
1305-78-8
(Nested within Fly Ash (Class C))
20.39% 0.77% Fly Ash Component Subscribe to view
Aluminum oxide
1344-28-1
(Nested within Fly Ash (Class C))
17.48% 0.66% Fly Ash Component Subscribe to view
Sodium oxide
1313-59-3
(Nested within Fly Ash (Class C))
8.16% 0.31% Fly Ash Component Subscribe to view
Magnesium oxide
1309-48-4
(Nested within Fly Ash (Class C))
7.77% 0.29% Fly Ash Component Subscribe to view
Ferric oxide
1309-37-1
(Nested within Fly Ash (Class C))
5.83% 0.22% Fly Ash Component Subscribe to view
Sulfur trioxide
7446-11-9
(Nested within Fly Ash (Class C))
5.00% 0.19% Fly Ash Component Subscribe to view
Potassium oxide
12136-45-7
(Nested within Fly Ash (Class C))
1.31% 0.05% Fly Ash Component Subscribe to view
Fly Ash Residuals
(Nested within Fly Ash (Class C))
0.08% <0.01% Residuals Subscribe to view
Vanadium, elemental
7440-62-2
(Nested within Fly Ash Residuals)
30.40% <0.01% Residual Subscribe to view
Manganese
7439-96-5
(Nested within Fly Ash Residuals)
22.62% <0.01% Residual Subscribe to view
Copper
7440-50-8
(Nested within Fly Ash Residuals)
16.75% <0.01% Residual Subscribe to view
Nickel
7440-02-0
(Nested within Fly Ash Residuals)
12.21% <0.01% Residual Subscribe to view
Arsenic
7440-38-2
(Nested within Fly Ash Residuals)
8.50% <0.01% Residual Subscribe to view
Lead
7439-92-1
(Nested within Fly Ash Residuals)
5.86% <0.01% Residual Subscribe to view
Selenium, elemental
7782-49-2
(Nested within Fly Ash Residuals)
1.32% <0.01% Residual Subscribe to view
Beryllium, elemental
7440-41-7
(Nested within Fly Ash Residuals)
1.27% <0.01% Residual Subscribe to view
Cobalt
7440-48-4
(Nested within Fly Ash Residuals)
0.95% <0.01% Residual Subscribe to view
CADMIUM
7440-43-9
(Nested within Fly Ash Residuals)
0.13% <0.01% Residual Subscribe to view
MERCURY
7439-97-6
(Nested within Fly Ash Residuals)
0.01% <0.01% Residual Subscribe to view
Magnesium oxide
1309-48-4
3.76% 3.76% binder Subscribe to view
Ethylenevinylacetate copolymer
24937-78-8
3.76% 3.76% performance enhancer Subscribe to view
Calcium hydroxide
1305-62-0
1.57% 1.57% hydration aid Subscribe to view
Lithium carbonate
554-13-2
0.69% 0.69% set accelerator Subscribe to view
Vinyl acetate
108-05-4
0.69% 0.69% performance enhancer Subscribe to view

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Known or Potential Residuals

Known or Potential Residuals for Chemical
CASRN NAME GREENSCREEN® TYPE FREQUENCY % Weight Chemical % Weight Product SOURCE
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Other Process Chemicals

Other Process Chemicals for Chemical
CASRN NAME GREENSCREEN® TYPE FREQUENCY % WT CHEM % WT PRODUCT SOURCES
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Sources

Sources for Common Product Data
Source Uploaded Document Linked Document
555
555 TDS
976
ACAA 2005
ACAA 2012
Ashgrove
AshGrove
AshGrove MSDS
Ashgrove Portland Cement Clinker
ASTM C150/150M
ASTM C595
Australia
Boral
C-Cure
CG-86
CivilWares
Drake MSDS
Durock
EC No 1907_2006 REACH
EERC
EMPA
EPA
EPA 2009a
EPA Appendix
EPRI 2010
EPRI2010
FL DOT
FMC
GCP Monokote Z-146 SDS
Headwaters
Holcim
JCP
K-15
K-15 MSDS
K-301
K301 TDS
Keppert 2012
Klemm 1994
Lafarge
Lafarge
Lafarge Cement Clinker
Lafarge patent
Leigh Hanson Clinker SDS
Level 100 MSDS
Level 100 TDS
Level Right
Mapei Cr VI Reducing Agents
MasterFlow MSDS
Maxxon
Multi
Multi MSDS
NIST
Nora MSDS
Nora TDS
OilField Review
OSHA - Working with Portland Cement
Pallmann MSDS
Pallmann TDS
PCA Manual Chapter 3
Portland Clinker
Sakrete
SINTEF
Strzałkowska 2021
Titan
Tokyay 2016
ToxStrategies2011
Underlayments
Understanding Cement
Understanding Polymers
USG