GB 27599-2011 PDF English
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivery | Name of Chinese Standard | Status |
| GB 27599-2011 | English | 90 |
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Titanium dioxide for cosmetic use
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GB 27599-2011: Titanium dioxide for cosmetic use---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GB27599-2011
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 71.060.20
G 13
Titanium dioxide for cosmetic use
Issued on. DECEMBER 5, 2011
Implemented on. AUGUST 1, 2012
Issued by. General Administration of Quality Supervision, Inspection and
Quarantine of the People’s Republic of China;
Standardization Administration of the People’s Republic of
China.
Table of Contents
Foreword... 3
1 Scope... 4
2 Normative references... 4
3 Molecular formula and relative molecular mass... 5
4 Classification and types... 5
5 Requirements... 5
6 Test method... 6
7 Inspection rules... 11
8 Marks and labels... 12
9 Packaging, transportation and storage... 12
Foreword
The four indexes in Chapter 5, namely heavy metals, arsenic, lead and
mercury, AND Chapter 8 of this Standard are mandatory; while others are
recommended.
This Standard is drafted according to the rules given in GB/T 1.1-2009.
This Standard was proposed by China Petroleum and Chemical Industry
Federation.
This Standard shall be under the jurisdiction of the Inorganic Chemical
Subcommittee of National Technical Committee for Standardization of
Chemistry (SAC/TC 63/SC 1).
Drafting organizations of this Standard. Shanghai Jianghu Titanium White
Product Co., Ltd, CNOOC Tianjin Chemical Research and Design Institute,
Jiangsu Hehai Nanometer Science and Technology Co., Ltd, and Henan
Billions Chemicals Co., Ltd.
Main drafters of this Standard. Xie Yiyuan, Wang Zhaoyuan, Guo Yongxin, Fan
Guoqiang, Xu Binhai and Chen Jianli.
Titanium dioxide for cosmetic use
1 Scope
This Standard specifies the classification, requirements, test methods,
inspection rules, marks, labels, packaging, transportation and storage of the
titanium dioxide for cosmetic use.
This Standard is applicable to the titanium dioxide powder mainly used as
cosmetic raw materials.
2 Normative references
The following documents are essential to the application of this document. For
dated references, only the editions with the dates indicated are applicable to
this document. For undated references, only the latest editions (including all the
amendments) are applicable to this document.
GB/T 191-2008 Packaging - Pictorial marking for handling of goods
GB/T 1706-2006 Titanium dioxide pigments
GB/T 5009.74-2003 Method for limit test of heavy metals in food additives
GB/T 6679 General rules for sampling solid chemical products
GB/T 6682-2008 Water for analytical laboratory use - Specification and test
methods
GB/T 7917.1-1987 Standard methods of hygienic test for cosmetics -
Mercury
3 Molecular formula and relative molecular mass Molecular formula. TiO2
Relative molecular mass. 79.87 (according to the international relative atomic
mass in 2007)
4 Classification and types
4.1 Classification
Titanium dioxide for cosmetic use is classified into two categories. Class I,
without any surface treatment; Class II, with surface treatment.
4.2 Types
Class I titanium dioxide for cosmetic use is divided into anatase type (A) and
rutile type (R).
4.3 Specifications
All types of Class II titanium dioxide for cosmetic use are divided into two
specifications. hydrophilic and oleophilic.
5 Requirements
5.1 Appearance. white powder.
5.2 Titanium dioxide for cosmetic use shall respectively conform to the
requirements in Tables 1 and 2.
6 Test method
6.1 Safety instructions
Some of the agents used in this test method are toxic or corrosive. Be
cautious during operations! RINSE with water immediately if splashing on
the skins or eyes.
6.2 General provisions
Unless otherwise specified, the reagents and water used in this Standard refer
to the analytical reagents and the Level III water specified in GB/T 6682-2008.
6.3 Appearance inspection
USE the visual observation method to determine the appearance in natural light.
6.4 Identification test
6.4.1 Reagents
6.5 Crystal form determination
6.5.1 Instrument
X-ray diffractometer. The power of the X-ray generator can come up to (40kV /
40mA).
6.5.2 Analysis procedures
CONDUCT tableting to the samples according to the requirements of the X-ray
diffractometer. DETERMINE afterwards.
6.6 Determination of the titanium dioxide content - aluminum reduction
method
6.6.1 Method summary
Same as the Section 7.1.1 of GB/T 1706-2006.
6.6.2 Reagents and materials
Same as the Section 7.1.2 of GB/T 1706-2006.
6.6.3 Instruments and equipment
Same as the Section 7.1.3 of GB/T 1706-2006.
6.7 Determination of the loss on drying
Same as the Section 7.2 of GB/T 1706-2006.DRY for 3h. KEEP the specimens
for the determination of the loss on ignition.
6.8 Determination of the loss on ignition
6.8.1 Instruments and equipment
High-temperature furnace. The temperature shall be controlled at 800°C ± 25°C.
6.10 Determination of the heavy metal content
6.10.1 Method summary
Same as the Chapter 2 of GB/T 5009.74-2003.
6.10.2 Reagents
6.10.2.1 Hydrochloric acid. 1 + 19.
6.10.2.2 Acetic acid solution. 1 + 19.
6.10.2.3 Other reagents are the same with those in the Chapter 3 of GB/T
5009.74-2003.
6.10.3 Instruments and equipment
Same as the Chapter 4 of GB/T 5009.74-2003.
6.10.4 Analysis procedures
6.11 Determination of the arsenic content
TAKE 10mL of test solution A (6.10.4.1). Other operations are the same with
those in the Chapter 1 of GB/T 7917.2-1987.
6.12 Determination of the lead content
TAKE 10mL of test solution A (6.10.4.1). Other operations are the same with
those in the Chapter 1 of GB/T 7917.3-1987.
6.13 Determination of the mercury content
TAKE 1mL of test solution A (6.10.4.1). Other operations are the same with
those in the Chapter 5 of GB/T 7917.1-1987.
6.14 Determination of the pH values
Same as the Section 7.8 of GB/T 1706-2006.
6.15 Whiteness determination
6.15.1 Instruments and equipment
6.15.2 Analysis procedures
USE the periodically calibrated white standard plate for correcting the white
standard working plate. USE a white standard working plate for adjusting the
whiteness meter to the operating mode. Evenly PLACE the test samples in a
powder dish. ENSURE that the test samples are about 2cm higher than the
powder dish. USE a bright and clean glass plate to cover on the surface of the
test samples. COMPRESS the test samples. Slightly ROTATE the test samples
afterwards. REMOVE the glass plate. Or USE a constant pressure powder
sampler for pressure sampling. OBSERVE the surface of the test samples
along the horizontal direction. There shall be no abnormal situations, such as
bumps, defects, spots, etc.
6.16 Fineness determination
The fineness (< 45μm) determination is the same with the Section 7.4 of GB/T
1706-2006.
6.17 Determination of the mean grain size
6.18 Determination of the UV transmittance
It is allowed to conduct the determination of the UV transmittance according to
the methods in the agreement.
7 Inspection rules
7.1 All the items specified in the requirements of this Standard are exit-factory
inspection items, which shall be conducted with lot-by-lot inspection.
7.2 The same level of titanium dioxide for cosmetic use, which are produced
by using the same materials under basically the same production conditions,
are under continuous production, or are produced in the same group, shall be
divided into one batch. Each batch of products shall not exceed 10t.
7.3 DETERMINE the number of sampling units according to the provisions of
GB/T 6679.
7.4 If there are any indexes in the inspection results failing to conform to the
requirements of this Standard. TAKE samples from twice the amount of
packaging again for re-inspection.
7.5 USE the comparison method for rounding off of numerical values specified
in GB/T 8170 for determining whether the inspection results conform to this
Standard.
8 Marks and labels
8.1 The packaging of the titanium dioxide for cosmetic use shall have solid
and clear marks, including. manufacturing plant’s name and address, product
name, words of “titanium dioxide for cosmetic use”, category, model,
specifications, net content, batch number (or production date), serial number of
this Standard, and the mark of “KEEP DRY” specified in GB/T 191-2008.
8.2 Each batch of exit-factory titanium dioxide for cosmetic use shall be
attached with quality certificate, including. manufacturing plant’s name and
address, product name, words of “titanium dioxide for cosmetic use”, category,
9 Packaging, transportation and storage
9.1 The inner packaging of the titanium dioxide for cosmetic use shall use
polyethylene film bags or aluminum-plastic composite film bags. The outer
packaging shall use cartons, paper buckets or plastic buckets.
9.3 Titanium dioxide for cosmetic use shall be stored in a dry warehouse, so
as to protect it from rain and to avoid being affected with damp. Furthermore,
titanium dioxide for cosmetic use shall not be stored along with toxic and
harmful substances as well as other contaminated substances.
9.4 In the case of conforming to the packaging, transportation and storage
conditions of this Standard, the expiration date of the titanium dioxide for
cosmetic use from the date of leaving the factory shall not be less than 24
months.
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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