Safety Reference
Danger
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335
Sourcing N-Nitrosocarbazole?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Sourcing N-Nitrosocarbazole?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
N-Nitrosocarbazole is a nitrosamine impurity reference standard used in quality control testing. It is commonly employed in pharmaceutical research to monitor and quantify nitrosamine impurities in drug substances and products.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
The international HS code for N-Nitrosocarbazole (CAS 2788-23-0) is 2933.99.
2933.99
2933 99 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
9-nitrosocarbazole
XPKSVCWBMBPUPE-UHFFFAOYSA-N
C1=CC=C2C(=C1)C3=CC=CC=C3N2N=O