﻿ US Code of Federal Regulations - Title 21 - Regulation Number: 176.170 Components of paper and paperboard in contact with aqueous and fatty foods.
176.170 Components of paper and paperboard in contact with aqueous and fatty foods.
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aqueous and fatty foods, subject to the provisions of this section.
are subject to the provisions of Sec.  176.180.
of such paper or paperboard.
in paper and paperboard products used in food packaging.
(3) Substances used in accordance with a prior sanction or approval.
using a No. 2 spindle at 30 r.p.m.       finished paper and paperboard.
percent of [beta]-                       and paperboard.
with polyethyleneglycol allyl ether      boilers.
that a 28 percent by weight aqueous      paper and paperboard fibers.
using a No. 2 spindle at 60 r.p.m.
more than 0.075 percent monomer as       paperboard.
r.p.m. (or by other equivalent method).
monostearate and 2,4-                    of dry paper and paperboard.
centipoises at 24 [deg]C (75 [deg]F).
[deg]C (428 [deg]F), and the             paragraph (c) of this section.
reference in accordance with 5 U.S.C.
Reg. No. 144093-88-9])..                 coating ink.
Dialdehyde locust bean gum.............   Do.
derived from fatty acids of animal or    fiber.
polymerized diallyldimethyl ammonium     and paperboard.
viscosity of more than 22 centipoises    and paperboard.
weight ratio of 50-2.5-47.5,             finished paper and paperboard.
aqueous solution has a minimum           finished paper and paperboard.
content of not more than 19.7 pct.       level not to exceed 0.15 pct.
acrylamide monomer content of not more   paper and paperboard fibers.
percent on a dry basis and a 10          paperboard.
[deg]C, as determined by LVT-series      and paperboard.
Fish oil, hydrogenated, potassium salt.
B, and VIII of table I in par.
monoethyl ethers of hydroquinone.        for monomers.
gum in 495 milliliters of a 70 percent   or paperboard fibers.
methyl, methyl sulfates (CAS Reg. No.    paperboard.
viscometer using a No. 1 spindle at 60   paperboard.
incorporated by reference (Copies may    paperboard fibers.
weight of the coating solids.
conditions of use E, F, and G.
aqueous solution has a minimum           fiber.
using a No. 2 spindle at 20 r.p.m.
soluble cationic resin having a          paperboard fibers.
18.0 percent of a dry basis, and that    paperboard.
conditions of use F and G.
form a basic polyamide and further       or paperboard.
(CAS Reg. No. 167678-45-7).              paper or paperboard.
25 [deg]C, as determined by a            section.
to 26.4 percent and a minimum            and paperboard fibers.
maximum nitrogen content of 14.4         water.
12 r.p.m. (or equivalent method).
dichloroethane with the polyamines in    paperboard fibers.
using a No. 1H spindle at 50 r.p.m.
bis(hexamethylene) triamine and higher   paperboard fibers.
pentasodium salt, such that the          paperboard fibers.
50 r.p.m. (or equivalent method).
weight aqueous solution of 75            paper or paperboard fibers.
epichlorohydrin such that the finished   paperboard.
Sec.   178.3740(b) of this chapter.      and 178.3860 of this chapter.
percent by weight aqueous solution of    finished paper and paperboard.
method). The level of residual monomer   paper and paperboard.
of the polymer (dry basis).
minimum viscosity in a 15 weight-        influent water.
sulfur content of 11.7 to 13.3 percent   the sheet-forming operation.
viscometer (or equivalent) using a No.
4 spindle at 60 r.p.m.
that the polyester resin has a           dry paper or paperboard.
that a 10 percent aqueous solution has   paperboard.
by LV-series Brookfield viscometer (or   of coating solids.
determined by LV-series Brookfield       of coating solids.
2 spindle at 30 r.p.m.
(Reapproved; 1981), ``Standard Test      paperboard.
ASTM method D1243-79, ``Standard Test    paper and paperboard fibers.
isopropyl methyl, methyl 1-methyl-C9-    polyolefin coatings with Sec.
in 392 milliliters of 0.2-percent-by-    paperboard fibers.
(CAS Reg. No. 118632-18-1).              boilers.
polymer units derived from acrylamide..
aqueous solution at pH 8.8, a minimum    paperboard substrate.
maximum iodine number of 18 and a        Sec.   178.3710 or Sec.
4.9 percent and viscosity of 350-700     paperboard fibers.
glycol and adipic acid.                  uncoated paper and paperboard.
with formaldehyde and butyl alcohol.
and vinyl chloride in such a manner      components of coatings.
itaconic acid, and methacrylic acid.
contain magnesium nitrate (CAS Reg.      formulation.
(Reapproved 1982), ``Standard Test       VIII and IX.
of terpene and maleic anhydride.
200 to 400 centistokes viscosity.
table 2, condition of use E.
and its sodium and/or calcium salts.
3 moles of formaldehyde such that the    polymer solids.
by weight on a dry basis.
of more than 70 percent modified         section.
than 6 percent by weight of              or paperboard.
method D611-82, ``Standard Test          solids.
absorbance limits prescribed in Sec.
transfer of the sample * * *''.
Reg. Nos. 68083-19-2 and 68083-18-1)     million.
polymerization inhibitors.               paragraph (c) of this section.
Reg. Nos. 68083-19-2 and 68083-18-1),    pressure sensitive adhesives.
may contain [beta]-nitrostyrene as a     paper or paperboard substrate.
80 weight percent of the polymer. The    restriction.
methyl methacrylate, 3 to 4 parts of     coating solids.
copolymers containing not more than 40   components of coatings.
determined by ASTM method D2503-82,      solids.
containing not more than 40 weight       components of coatings.
D, E, F, and G.
stearate, and vinyl sulfonic acid.
methacrylate, and vinyl sulfonic acid.
Aluminum.............................  For use as a colorant only.
Aluminum and potassium silicate         Do.
Aluminum mono-, di-, and tri stearate   Do.
Aluminum silicate (China clay).......   Do.
Carbon black (channel process).......   Do.
Phthalocyanine blue (C.I. pigment       Do.
Tartrazine lake (certified FD&C         Do.
methods described in paragraph (d) of this section.
including oil-in-water emulsions of low- or high-fat content.
V. Low-moisture fats and oil.
A. Containing up to 8 percent of alcohol.
C. Containing more than 8 percent alcohol.
A. Moist bakery products with surface containing free fat or oil.
B. Moist bakery products with surface containing no free fat or oil.
IX. Dry solids with the surface containing free fat or oil.
sterilized (e.g., over 212                     hr.
and stored (no thermal        B, VII-B.        hr.
thermal treatment in the      A.               hr.              min.
thermal treatment in the      VII-B.           hr.
emulsion of high- or low-   VII-B.           min.
free oil or fat.            A, IX.                            min.
packaging of iced meat, iced fish, and iced poultry.
(d) Analytical methods--(1) Selection of extractability conditions.
should be freshly demineralized (deionized) distilled water.
only material boiling at 208 [deg]F.
grade having an established consistently low blank.
approximate capacity of 100 grams.
(d) Hood and hot-plate facilities.
(f) One No. 2 paper clip.
(g) One 800-milliliter beaker with watch-glass cover.
(j) One wire capable of supporting sample stack.
as follows: Screen, sample, sample, screen, sample, sample, screen, etc.
just enough space at the top to slip a wire through.
cover with a watch glass and condition at the desired temperature.
lift out the sample sandwich and hang it over the beaker with the wire.
paragraph (d)(5) of this section.
preformed or converted products nearest to an area of 100 square inches.
e=Milligrams extractives per sample tested.
s=Surface area tested, in square inches.
e' or ee' is substituted for e in the above equations when necessary.
determining corrected chloroform-soluble extractives residue).
Association of Official Agricultural Chemists methods or equivalent.
(b) Correction for wax, petrolatum, and mineral oil--(1) Apparatus.
plug in the column, and close stopcock.
total eluate including that already collected in the evaporating dish.
(d)(5)(i) (a) and (b) of this section.
e in the equations in paragraph (d)(5)(i) (a) and (b) of this section.
identified in paragraph (c), table 1 under Category VIII.
Editorial Note: For Federal Register citations affecting Sec.
Finding Aids section of the printed volume and on GPO Access.