# run-fda-nitrosamine-limit

`station__microgram__run-fda-nitrosamine-limit` · external (needs EXECUTION_BACKEND_URL configured) · domain `microgram` · pv-relevance `pv-core`

FDA nitrosamine impurity acceptable intake limit routing: determines AI limit by compound type per FDA Guidance 'Recommended Acceptable Intake Limits for Nitrosamine Drug Substance-Related Impurities' (2023)

> **Note:** This tool routes through an external execution backend. If `EXECUTION_BACKEND_URL` is unset on the server, calls return JSON-RPC error `-32603 "Tool execution backend not configured"`. Tools with `backend: native` execute in-process and are always callable.

## Agent metadata

- `idempotent`: unknown
- `read_only`: unknown
- `expected_latency_ms`: unknown (not yet contract-tested)
- `cost_tokens_estimate`: unknown

## Input schema

- `nitrosamine_type` *string* (required) — Input parameter: nitrosamine_type
- `product_type` *string* (required) — Input parameter: product_type
- `duration_of_use` *string* (required) — Input parameter: duration_of_use

## Example call

```json
POST /api/mcp
Content-Type: application/json

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "station__microgram__run-fda-nitrosamine-limit",
    "arguments": {
      "nitrosamine_type": "",
      "product_type": "",
      "duration_of_use": ""
    }
  }
}
```

## Related

- [/tools](/tools) — all 3062 tools
- [/tools/microgram__run-fda-nitrosamine-limit](/tools/microgram__run-fda-nitrosamine-limit) — HTML page
- [/tools/microgram__run-fda-nitrosamine-limit/json](/tools/microgram__run-fda-nitrosamine-limit/json) — JSON form (agent-friendly)
- [/api/mcp](/api/mcp) — endpoint
- [/AGENTS.md](/AGENTS.md) — agent guide