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25038-54-4

Name NYLON 6
CAS 25038-54-4
EINECS(EC#) 200-469-3
Molecular Formula C18H33N3O3X2
MDL Number MFCD00133998
Molecular Weight 339.47
MOL File 25038-54-4.mol
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Chemical Properties

Appearance crystalline powder
Melting point  220 °C
Boiling point  211.9°C (rough estimate)
density  1.084 g/mL at 25 °C(lit.)
Tg 62.5
refractive index  1.542
form  pellets
Stability: Stable. Incompatible with strong acids.
Merck  13,6768
Dielectric constant 2.0（Ambient）
Uses
nylon is a commonly known synthetic material used as a fiber in eyelash lengtheners and mascaras, and as a molding compound to shape cosmetics. nylon gives bulk to a formulation and, when appropriate, provides opacifying properties. It can cause allergic reactions.
IARC 3 (Vol. 19, Sup 7) 1987
EPA Substance Registry System Polycaprolactam (25038-54-4)

Safety Data

Safety Statements 
WGK Germany  3
RTECS  TQ9800000
Autoignition Temperature 815 °F
HS Code  39081019
Safety Profile
Moderately toxic by ingestion. Mildly toxic by inhalation. Questionable carcinogen with experimental neoplastigenic data by implant route. When heated to decomposition it emits toxic fumes of NOx.
Toxicity
LC50 inhalation in mouse: 11gm/m3/30M

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