emp BIOTECH Product Inquiry
Thank you for your inquiry. A member of our team will get back to you shortly.

Bulk requests
This product is available in manufacturing scale (bulk) volumes and formulations.
Please use the button below to request information about bulk volume availability and customized formulations.
Send e-mail
Deblocking / Detritylation
Deblocking solutions, used for the cleavage of the 5‘-DMTr group at the last building block of nucleotide chain, can consist either of dichloroacetic or trichloroacetic acid in dichloromethane or toluene. Our Hyacinth Deblocking solution (3 % dichloroacetic acid in toluene at < 30 ppm water) is applicable for the syntheses of high quality, large scale oligonucleotides.




Hazard Classifications
Skin irritation, Category 2 (Skin Irrit. 2)
Serious eye damage/eye irritation, Category 1 (Eye Dam. 1)
Specific target organ toxicity - single exposure, Category 3 (STOT SE 3)
Specific target organ toxicity - single exposure, Category 3 (STOT SE 3)
Carcinogenicity, Category 2 (Carc. 2)
Hazardous to the aquatic environment, Category 2 (Aquatic Chronic 2)
Hazard Statements
H315 | Causes skin irritation. |
H318 | Causes serious eye damage. |
H335 | May cause respiratory irritation. |
H336 | May cause drowsiness or dizziness. |
H351 | Suspected of causing cancer <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>. |
H411 | Toxic to aquatic life with long lasting effects. |
Precautionairy Statements
P202 | Do not handle until all safety precautions have been read and understood. |
P273 | Avoid release to the environment. |
P280 | Wear protective gloves/protective clothing/eye protection/face protection. |
P302+P352 | IF ON SKIN: Wash with plenty of water/… |
P305+P351+P338 | IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. |
P308+P313 | IF exposed or concerned: Get medical advice/attention. |
Signal Word
Danger
WGK
WGK 2
Storage Class Code
(6.1D)
ADR, RID (road and railroad)
UN2922 CORROSIVE LIQUID,TOXIC, N.O.S. (Solution of Trichloroacetic Acid in Methylene Chloride), 8(6.1), II
IATA-DGR (transport by air)
UN2922 CORROSIVE LIQUID,TOXIC, N.O.S. (Solution of Trichloroacetic Acid in Methylene Chloride), 8(6.1), II
IMDG-Code (transport by sea)
UN2922 CORROSIVE LIQUID,TOXIC, N.O.S. (Solution of Trichloroacetic Acid in Methylene Chloride), 8(6.1), II




Gefahreneinstufungen
Ätz-/Reizwirkung auf die Haut, Kategorie 2 (Skin Irrit. 2)
Schwere Augenschädigung/Augenreizung, Kategorie 1 (Eye Dam. 1)
Spezifische Zielorgan-Toxizität (einmalige Exposition), Kategorie 3 (STOT SE 3)
Spezifische Zielorgan-Toxizität (einmalige Exposition), Kategorie 3 (STOT SE 3)
Karzinogenität, Kategorie 2 (Carc. 2)
Gewässergefährdend, Kategorie 2 (Aquatic Chronic 2)
Gefahrenhinweise - H-Sätze
H315 | Verursacht Hautreizungen. |
H318 | Verursacht schwere Augenschäden |
H335 | Kann die Atemwege reizen. |
H336 | Kann Schläfrigkeit und Benommenheit verursachen. |
H351 | Kann vermutlich Krebs erzeugen (Expositionsweg angeben, sofern schlüssig belegt ist, dass diese Gefahr bei keinem anderen Expositionsweg besteht). |
H411 | Giftig für Wasserorganismen, mit langfristiger Wirkung. |
Sicherheitshinweise - P-Sätze
P202 | Vor Gebrauch alle Sicherheitsratschläge lesen und verstehen. |
P273 | Freisetzung in die Umwelt vermeiden. |
P280 | Schutzhandschuhe/Schutzkleidung/Augenschutz/Gesichtsschutz/Gehörschutz/… tragen. |
P302+P352 | BEI BERÜHRUNG MIT DER HAUT: Mit viel Wasser/… waschen. |
P305+P351+P338 | BEI KONTAKT MIT DEN AUGEN: Einige Minuten lang behutsam mit Wasser spülen. Eventuell vorhandene Kontaktlinsen nach Möglichkeit entfernen. Weiter spülen. |
P308+P313 | BEI Exposition oder falls betroffen: Ärztlichen Rat einholen/ärztliche Hilfe hinzuziehen. |
Signalwort
Gefahr
WGK
WGK 2
Lagerklasse
(6.1D)
ADR, RID (Strasse und Eisenbahn)
UN2922 CORROSIVE LIQUID,TOXIC, N.O.S. (Solution of Trichloroacetic Acid in Methylene Chloride), 8(6.1), II
IATA-DGR (Luftverkehr)
UN2922 CORROSIVE LIQUID,TOXIC, N.O.S. (Solution of Trichloroacetic Acid in Methylene Chloride), 8(6.1), II
IMDG (Seeschiffverkehr)
UN2922 CORROSIVE LIQUID,TOXIC, N.O.S. (Solution of Trichloroacetic Acid in Methylene Chloride), 8(6.1), II