Pesticide databaseInsecticidesChecked 2026-10-01
Cartap カルタップ
Other insecticidesRegistered in JapanActive ingredient: deleterious substanceWHO IINot approved in the EU
Other insecticides: Classes that fit none of the above (phenylpyrazoles, pyridine azomethines and others).
In Japan
- Registration
- Registered as a pesticide (first registered May 18, 1967). 17 formulated products contain it.
- Main registered crops
- rice (paddy), fuki (butterbur), corn (maize), spinach, daikon radish, cabbage and others (51 crop names in the registered uses)
- Toxicity class
- Active ingredient: Deleterious (ordinary at 2% or less)Classes of the 17 formulated products (diluted products sold): deleterious substance 14, ordinary substance 3Classes under Japan's Poisonous and Deleterious Substances Control Act.
- ADI (acceptable daily intake)
- Cartap, thiocyclam and bensultap *2: 0.016 / Cartap (cartap hydrochloride) *2: 0.03 mg per kg of body weight per day
- ARfD (acute reference dose)
- Cartap, thiocyclam and bensultap *2: 0.1 (as the group ARfD for cartap hydrochloride, thiocyclam hydrogen oxalate and bensultap) / Cartap (cartap hydrochloride) *2: 0.1
- Evaluation
- Food Safety Commission of Japan, カルタップ、チオシクラム及びベンスルタップ※2：2024-01-17 ／ カルタップ(カルタップ塩酸塩)※2：2024-01-17
- Note
- English translation: 1st edition, June 4, 2019. Evaluated as a group of cartap hydrochloride, thiocyclam hydrogen oxalate and bensultap. See no. 78. English translation: 1st edition, June 4, 2019
ADI: the amount considered to have no effect on health even if eaten every day for a lifetime. ARfD: the amount considered to have no effect on health when eaten at one time (within 24 hours). Both are set by the Food Safety Commission of Japan, mainly from animal studies.
Evaluations abroad
- WHO acute toxicity class
- II (Moderately hazardous), LD50 325 mg/kgBased on the toxicity of the undiluted active ingredient given once, mainly to rats by mouth (LD50 = the dose that kills half; the smaller, the stronger the acute toxicity). It is not an assessment of the safety of residues in food.
- EU
- Not approved in the EU
- IARC (carcinogenicity)
- No matching entry in the IARC list (not evaluated or out of scope, including Group 3)
Related explainers
Sources
- FAMIC (Food and Agricultural Materials Inspection Center), pesticide registration information (as of Sept. 30, 2026) (Japanese)
- Food Safety Commission of Japan, risk assessment report on Cartap (カルタップ、チオシクラム及びベンスルタップ※2：2024-01-17 ／ カルタップ(カルタップ塩酸塩)※2：2024-01-17) (Japanese)
- WHO Recommended Classification of Pesticides by Hazard 2019
- EU Pesticides Database (Cartap)
Last checked 2026-10-01. Registrations and evaluations change over time. This page is a translation of our Japanese page; if they differ, the Japanese page is the reference.
Pesticides registered in Japan are approved by the government with set crops, amounts, numbers of applications and days before harvest. This page lists facts stated in laws and in evaluations by public bodies; it does not judge whether anything is good or bad.