Cosmetic Industry

Characteristics

Specifications

Test Values

Description

A Clear , colourless, almost odourless oily Liquid free from
Haziness, FluorescenSce
Sediments

A Clear, Colourless, Almost
odourless oily Liquid free from
Haziness, Fluorescence
Sediments

Acidity Or Alkalinity

Not more than 0.1 ml of
0.1 M NaoH

Complies

Dynamic Viscosity @ 20°c,mPas

25 - 80 mPass

30.0

Weight per ml, @ 25 °C

0.820-0.880

0.825

Light Absorption (Absorbance in the range of 240 - 280 rim of w/v soln in 2,2,4-trimethylpentane)

Not more than 0.1

0.018

Readily Carbonisable Substances

To Pass the Test

Complies

Sulphur Compounds

To Pass the Test

Complies

Solid Paraffin

To Pass the Test

Complies

Properties

Standards

Result

Appearance

White Crystalline Odorless Powder

Same

Purity

98.5% To 99.5%

99%

pH

4.5 To 6.0 (0.5% Aqueous Solution)

5pH

Moisture

0.15% Max.

0.09%

Reactivity

None

None

Particle Size

95% 75UM (Sieve)

95%

Melting Point

Min. 225 (DEC)

230-235 (Degree)

234

Solubility

Water Slightly Soluble

Ethanol Slightly Soluble

Mineral Oil Insoluble

Propylene Glycol Slightly Soluble

I.P.P. Insoluble

Complies

Typical Usage Level

0.5 To2.1

1.5

Function

Antiflamatory

Skin Protestant

Counter Irritant

Complies

Allowed Usanses

0.50%

0.50%

Test

Specification

Result

Appearance

Off white or Buff yellow Crystal

Conforms

Assay(HPLC)

98.0%min

99.30%

Melting Point

152-155c

152.6c

Ash

1.0%max

0.10%

Loss On drying

1.0%max

0.50%

Total Heavy Metals(Pb)

20ppm max

Conforms

Arsenic

2.0ppm max

Conforms

Test

Report

Appearance

White solid or pastilles

C 14

3% max

C 16

23 - 32%

C 18

66 - 76%

C20

3% Max

Acid Value

0.1 mg KOH/g Max

Saponifiable Value

1.0 mg KOH/g Max

Hydroxyl Content

210 - 220 mg KOH/g

Iodine Value

0.5 g I2/100g Max

Water Content

0.3% Max

Solidification range

50 - 54%

Color

10 APHA Max

Report

Color

Light to dark green, brown, white

Crystal habit

Foliated to fibrous masses, rare as platey to pyramidal crystals

Crystal system

Monoclinic or triclinic[2]

Cleavage

Perfect on {001} basal cleavage

Fracture

Flat surfaces (not cleavage), fracture in an uneven pattern

Tenacity

Sectile

Mohs scale hardness

1 (defining mineral)

Luster

Waxlike or pearly

Streak

White to pearl green

Diaphaneity

Translucent

Specific gravity

2.58 to 2.83

Optical properties

Biaxial (-)

Refractive index

nα = 1.538 – 1.550
nβ = 1.589 – 1.594
nγ = 1.589 – 1.600

Birefringence

δ = 0.051

Pleochroism

Weak in dark varieties

Ultraviolet fluorescence

Short UV=orange yellow, long UV=yellow

Test

Result

Apperance (Colour)

Colourless to Pale Yellow

Apperance (Clarity)

Clear

Apperance (Form)

Liquid

Acid Value

0.00 - 0.50

Saponification Value

320.0 – 350.0

Hydroxyl Value

00.0 - 10.0

Water Content (By K/F)

0.00 - 0.50

Properties

Specification

Result

Appearance @ 25 ⁰C

Light Yellow Liquid

Light Yellow Liquid

Active Matter

37.68%

39.00%

Unsulfated Matter

0.79%

1.50%

pH (5% aqs.)

10.80

11.50

Sodium Chloride

0.09%

0.50%

Sodium Sulphate

0.92%

1.00

Viscosity @ 27 ⁰C, cps

40.0

500.0

Colour (5%am soin, 12.5mm, 420nm)

60.0 KLETT

80.0 KLETT

Test

Result

Appearance

A fine crystalline white powder, Odourless

Solubility

Soluble in water, Clear solution

pH (5% Solution)

4.44

Iron

NMT 80 ppm

Heavy Metal

NMT 10 ppm

Assay

NLT 99.52%