DAPI

Sigma-Aldrich Inc

Revision date : 2025-11-06

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GHS07
Health risk rating 4
Safety risk rating 1
Environmental risk rating 1

General Information

Version

6.10

Revision date

2025-11-06

Product name

DAPI

CAS No.

28718-90-3

1.2.1 Relevant identified uses

Laboratory chemicals, Synthesis of substances

1.2.2. Uses advised against

The product is being supplied under the TSCA R&D Exemption

Emergency telephone

800-424-9300, +1-703- 527-3887

Icons in SDS

GHS07 M004 M009 M010 M011 M017

Company Information

company name

Sigma-Aldrich Inc

GHS Information

Signal word

Warning

Hazard Codes

Hazard statements (CLP)

H315, H317, H335

Hazard statements

Code

Statements

H315

Causes skin irritation

Section 2

SECTION 2: Hazards identification

Other hazards

None known

Signal word

Warning

Hazard statements

H315 Causes skin irritation. H317 May cause an allergic skin reaction. H335 May cause respiratory irritation.

Prevention

P261 Avoid breathing dust. P264 Wash skin thoroughly after handling. P271 Use only outdoors or in a well-ventilated area. P272 Contaminated work clothing must not be allowed out of the workplace. P280 Wear protective gloves.

Response

P302 + P352 IF ON SKIN: Wash with plenty of soap and water. P304 + P340 + P312 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/ doctor if you feel unwell. P333 + P313 If skin irritation or rash occurs: Get medical advice/ attention. P362 Take off contaminated clothing and wash before reuse.

Storage

P403 + P233 Store in a well-ventilated place. Keep container tightly closed. P405 Store locked up.

Disposal

P501 Dispose of contents/ container to an approved waste disposal plant.

2.1 Classification of the substance or mixture

(29 CFR 1910.1200) Hazards for the product as supplied Skin irritation : Category 2 Skin sensitisation : Sub-category 1A Specific target organ : Category 3 (Respiratory system) toxicity - single exposure Other hazards

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