Safety Reference
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
Sourcing NITROBLUE TETRAZOLIUM?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
N-(3-carbamoyl-4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)nicotinamide
research compound
Sourcing NITROBLUE TETRAZOLIUM?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Nitro blue tetrazolium is a chemical compound consisting of two tetrazole moieties. It is widely used as a histochemical stain for dehydrogenases and in immunology for the sensitive detection of alkaline phosphatase, where it serves as the oxidant in combination with BCIP.
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 NITROBLUE TETRAZOLIUM (CAS 298-83-9) 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.
2-[2-methoxy-4-[3-methoxy-4-[3-(4-nitrophenyl)-5-phenyltetrazol-2-ium-2-yl]phenyl]phenyl]-3-(4-nitrophenyl)-5-phenyltetrazol-2-ium
JPXMTWWFLBLUCD-UHFFFAOYSA-N
COC1=C(C=CC(=C1)C2=CC(=C(C=C2)[N+]3=NC(=NN3C4=CC=C(C=C4)[N+](=O)[O-])C5=CC=CC=C5)OC)[N+]6=NC(=NN6C7=CC=C(C=C7)[N+](=O)[O-])C8=CC=CC=C8